Home / 1,303,744,428.70-1,955,616,643.05-997,634,412.70

Finding the Fourth Proportional to 1,303,744,428.70, 1,955,616,643.05 and 997,634,412.70

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Solution

The fourth proportional to 1,303,744,428.70, 1,955,616,643.05 and 997,634,412.70 is: 1,496,451,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,744,428.70 : 1,955,616,643.05 = 997,634,412.70 : x
  2. Step 2: Convert to fraction form
    1,303,744,428.70/1,955,616,643.05 = 997,634,412.70/x
  3. Step 3: Cross multiply
    1,303,744,428.70x = 1,955,616,643.05 × 997,634,412.70
  4. Step 4: Simplify right side
    1,303,744,428.70x = 1,950,990,461,155,532,288
  5. Step 5: Solve for x
    x = 1,950,990,461,155,532,288/1,303,744,428.70
  6. Step 6: Final answer
    x = 1,496,451,619.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.