Home / 96,552,641.40-144,828,962.10-77,420,765.40

Finding the Fourth Proportional to 96,552,641.40, 144,828,962.10 and 77,420,765.40

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Solution

The fourth proportional to 96,552,641.40, 144,828,962.10 and 77,420,765.40 is: 116,131,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,552,641.40 : 144,828,962.10 = 77,420,765.40 : x
  2. Step 2: Convert to fraction form
    96,552,641.40/144,828,962.10 = 77,420,765.40/x
  3. Step 3: Cross multiply
    96,552,641.40x = 144,828,962.10 × 77,420,765.40
  4. Step 4: Simplify right side
    96,552,641.40x = 11,212,769,097,869,592
  5. Step 5: Solve for x
    x = 11,212,769,097,869,592/96,552,641.40
  6. Step 6: Final answer
    x = 116,131,148.10

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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.