Home / 1,023,893,118.98-1,412,962,444.86-553,984,129.43

Finding the Fourth Proportional to 1,023,893,118.98, 1,412,962,444.86 and 553,984,129.43

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Solution

The fourth proportional to 1,023,893,118.98, 1,412,962,444.86 and 553,984,129.43 is: 764,492,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,893,118.98 : 1,412,962,444.86 = 553,984,129.43 : x
  2. Step 2: Convert to fraction form
    1,023,893,118.98/1,412,962,444.86 = 553,984,129.43/x
  3. Step 3: Cross multiply
    1,023,893,118.98x = 1,412,962,444.86 × 553,984,129.43
  4. Step 4: Simplify right side
    1,023,893,118.98x = 782,758,769,933,051,392
  5. Step 5: Solve for x
    x = 782,758,769,933,051,392/1,023,893,118.98
  6. Step 6: Final answer
    x = 764,492,655.95

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Half scale
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Double scale
Find fourth proportional to 1,023,893,119.98, 1,412,962,446.24 and 553,984,130.43
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.