Home / 76,948,688.46-106,187,116.20-43,908,339.72

Finding the Fourth Proportional to 76,948,688.46, 106,187,116.20 and 43,908,339.72

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Solution

The fourth proportional to 76,948,688.46, 106,187,116.20 and 43,908,339.72 is: 60,592,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,948,688.46 : 106,187,116.20 = 43,908,339.72 : x
  2. Step 2: Convert to fraction form
    76,948,688.46/106,187,116.20 = 43,908,339.72/x
  3. Step 3: Cross multiply
    76,948,688.46x = 106,187,116.20 × 43,908,339.72
  4. Step 4: Simplify right side
    76,948,688.46x = 4,662,499,971,996,715
  5. Step 5: Solve for x
    x = 4,662,499,971,996,715/76,948,688.46
  6. Step 6: Final answer
    x = 60,592,325.42

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1.5x scale

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.