Home / 103,232,337.93-142,459,496.15-56,821,592.97

Finding the Fourth Proportional to 103,232,337.93, 142,459,496.15 and 56,821,592.97

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Solution

The fourth proportional to 103,232,337.93, 142,459,496.15 and 56,821,592.97 is: 78,413,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,232,337.93 : 142,459,496.15 = 56,821,592.97 : x
  2. Step 2: Convert to fraction form
    103,232,337.93/142,459,496.15 = 56,821,592.97/x
  3. Step 3: Cross multiply
    103,232,337.93x = 142,459,496.15 × 56,821,592.97
  4. Step 4: Simplify right side
    103,232,337.93x = 8,094,775,504,662,475
  5. Step 5: Solve for x
    x = 8,094,775,504,662,475/103,232,337.93
  6. Step 6: Final answer
    x = 78,413,176.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.