Home / 145,627,713.70-218,441,570.55-88,483,444.90

Finding the Fourth Proportional to 145,627,713.70, 218,441,570.55 and 88,483,444.90

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Solution

The fourth proportional to 145,627,713.70, 218,441,570.55 and 88,483,444.90 is: 132,725,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,627,713.70 : 218,441,570.55 = 88,483,444.90 : x
  2. Step 2: Convert to fraction form
    145,627,713.70/218,441,570.55 = 88,483,444.90/x
  3. Step 3: Cross multiply
    145,627,713.70x = 218,441,570.55 × 88,483,444.90
  4. Step 4: Simplify right side
    145,627,713.70x = 19,328,462,671,630,392
  5. Step 5: Solve for x
    x = 19,328,462,671,630,392/145,627,713.70
  6. Step 6: Final answer
    x = 132,725,167.35

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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.