Home / 96,779,977.60-145,195,627.20-42,169,129.60

Finding the Fourth Proportional to 96,779,977.60, 145,195,627.20 and 42,169,129.60

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Solution

The fourth proportional to 96,779,977.60, 145,195,627.20 and 42,169,129.60 is: 63,264,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,779,977.60 : 145,195,627.20 = 42,169,129.60 : x
  2. Step 2: Convert to fraction form
    96,779,977.60/145,195,627.20 = 42,169,129.60/x
  3. Step 3: Cross multiply
    96,779,977.60x = 145,195,627.20 × 42,169,129.60
  4. Step 4: Simplify right side
    96,779,977.60x = 6,122,773,220,750,085
  5. Step 5: Solve for x
    x = 6,122,773,220,750,085/96,779,977.60
  6. Step 6: Final answer
    x = 63,264,875.37

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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.