Home / 91,775,999.90-137,663,999.85-64,304,947.10

Finding the Fourth Proportional to 91,775,999.90, 137,663,999.85 and 64,304,947.10

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Solution

The fourth proportional to 91,775,999.90, 137,663,999.85 and 64,304,947.10 is: 96,457,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,775,999.90 : 137,663,999.85 = 64,304,947.10 : x
  2. Step 2: Convert to fraction form
    91,775,999.90/137,663,999.85 = 64,304,947.10/x
  3. Step 3: Cross multiply
    91,775,999.90x = 137,663,999.85 × 64,304,947.10
  4. Step 4: Simplify right side
    91,775,999.90x = 8,852,476,227,928,658
  5. Step 5: Solve for x
    x = 8,852,476,227,928,658/91,775,999.90
  6. Step 6: Final answer
    x = 96,457,420.65

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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.