Home / 292,217,474,038.62-438,218,700,150-100,940,838,807.92

Finding the Fourth Proportional to 292,217,474,038.62, 438,218,700,150 and 100,940,838,807.92

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Solution

The fourth proportional to 292,217,474,038.62, 438,218,700,150 and 100,940,838,807.92 is: 151,374,120,661.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,217,474,038.62 : 438,218,700,150 = 100,940,838,807.92 : x
  2. Step 2: Convert to fraction form
    292,217,474,038.62/438,218,700,150 = 100,940,838,807.92/x
  3. Step 3: Cross multiply
    292,217,474,038.62x = 438,218,700,150 × 100,940,838,807.92
  4. Step 4: Simplify right side
    292,217,474,038.62x = 44,234,163,174,457,380,700,160
  5. Step 5: Solve for x
    x = 44,234,163,174,457,380,700,160/292,217,474,038.62
  6. Step 6: Final answer
    x = 151,374,120,661.28

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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.