Home / 96,772,802.40-145,159,203.60-72,884,930.40

Finding the Fourth Proportional to 96,772,802.40, 145,159,203.60 and 72,884,930.40

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Solution

The fourth proportional to 96,772,802.40, 145,159,203.60 and 72,884,930.40 is: 109,327,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772,802.40 : 145,159,203.60 = 72,884,930.40 : x
  2. Step 2: Convert to fraction form
    96,772,802.40/145,159,203.60 = 72,884,930.40/x
  3. Step 3: Cross multiply
    96,772,802.40x = 145,159,203.60 × 72,884,930.40
  4. Step 4: Simplify right side
    96,772,802.40x = 10,579,918,451,305,430
  5. Step 5: Solve for x
    x = 10,579,918,451,305,430/96,772,802.40
  6. Step 6: Final answer
    x = 109,327,395.60

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Similar ratio
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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.