Home / 145,156,919.10-217,735,378.65-37,451,543.10

Finding the Fourth Proportional to 145,156,919.10, 217,735,378.65 and 37,451,543.10

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Solution

The fourth proportional to 145,156,919.10, 217,735,378.65 and 37,451,543.10 is: 56,177,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,156,919.10 : 217,735,378.65 = 37,451,543.10 : x
  2. Step 2: Convert to fraction form
    145,156,919.10/217,735,378.65 = 37,451,543.10/x
  3. Step 3: Cross multiply
    145,156,919.10x = 217,735,378.65 × 37,451,543.10
  4. Step 4: Simplify right side
    145,156,919.10x = 8,154,525,917,905,295
  5. Step 5: Solve for x
    x = 8,154,525,917,905,295/145,156,919.10
  6. Step 6: Final answer
    x = 56,177,314.65

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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.