Home / 99,661,805.70-149,386,420.35-38,227,226.10

Finding the Fourth Proportional to 99,661,805.70, 149,386,420.35 and 38,227,226.10

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Solution

The fourth proportional to 99,661,805.70, 149,386,420.35 and 38,227,226.10 is: 57,300,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661,805.70 : 149,386,420.35 = 38,227,226.10 : x
  2. Step 2: Convert to fraction form
    99,661,805.70/149,386,420.35 = 38,227,226.10/x
  3. Step 3: Cross multiply
    99,661,805.70x = 149,386,420.35 × 38,227,226.10
  4. Step 4: Simplify right side
    99,661,805.70x = 5,710,628,466,989,091
  5. Step 5: Solve for x
    x = 5,710,628,466,989,091/99,661,805.70
  6. Step 6: Final answer
    x = 57,300,070.24

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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.