Home / 70,775,432.10-105,959,494.71-63,390,253.86

Finding the Fourth Proportional to 70,775,432.10, 105,959,494.71 and 63,390,253.86

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Solution

The fourth proportional to 70,775,432.10, 105,959,494.71 and 63,390,253.86 is: 94,902,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,775,432.10 : 105,959,494.71 = 63,390,253.86 : x
  2. Step 2: Convert to fraction form
    70,775,432.10/105,959,494.71 = 63,390,253.86/x
  3. Step 3: Cross multiply
    70,775,432.10x = 105,959,494.71 × 63,390,253.86
  4. Step 4: Simplify right side
    70,775,432.10x = 6,716,799,268,544,227
  5. Step 5: Solve for x
    x = 6,716,799,268,544,227/70,775,432.10
  6. Step 6: Final answer
    x = 94,902,977.90

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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.