Home / 157,763,010.60-236,644,515.90-72,828,354.60

Finding the Fourth Proportional to 157,763,010.60, 236,644,515.90 and 72,828,354.60

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Solution

The fourth proportional to 157,763,010.60, 236,644,515.90 and 72,828,354.60 is: 109,242,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,763,010.60 : 236,644,515.90 = 72,828,354.60 : x
  2. Step 2: Convert to fraction form
    157,763,010.60/236,644,515.90 = 72,828,354.60/x
  3. Step 3: Cross multiply
    157,763,010.60x = 236,644,515.90 × 72,828,354.60
  4. Step 4: Simplify right side
    157,763,010.60x = 17,234,430,718,110,538
  5. Step 5: Solve for x
    x = 17,234,430,718,110,538/157,763,010.60
  6. Step 6: Final answer
    x = 109,242,531.90

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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.