Home / 401,122,591.18-601,737,426.15-158,728,808.14

Finding the Fourth Proportional to 401,122,591.18, 601,737,426.15 and 158,728,808.14

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Solution

The fourth proportional to 401,122,591.18, 601,737,426.15 and 158,728,808.14 is: 238,114,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,122,591.18 : 601,737,426.15 = 158,728,808.14 : x
  2. Step 2: Convert to fraction form
    401,122,591.18/601,737,426.15 = 158,728,808.14/x
  3. Step 3: Cross multiply
    401,122,591.18x = 601,737,426.15 × 158,728,808.14
  4. Step 4: Simplify right side
    401,122,591.18x = 95,513,064,466,020,752
  5. Step 5: Solve for x
    x = 95,513,064,466,020,752/401,122,591.18
  6. Step 6: Final answer
    x = 238,114,398.36

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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.