Home / 139,637,614.16-209,312,703.60-61,951,103.96

Finding the Fourth Proportional to 139,637,614.16, 209,312,703.60 and 61,951,103.96

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Solution

The fourth proportional to 139,637,614.16, 209,312,703.60 and 61,951,103.96 is: 92,862,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,637,614.16 : 209,312,703.60 = 61,951,103.96 : x
  2. Step 2: Convert to fraction form
    139,637,614.16/209,312,703.60 = 61,951,103.96/x
  3. Step 3: Cross multiply
    139,637,614.16x = 209,312,703.60 × 61,951,103.96
  4. Step 4: Simplify right side
    139,637,614.16x = 12,967,153,060,872,266
  5. Step 5: Solve for x
    x = 12,967,153,060,872,266/139,637,614.16
  6. Step 6: Final answer
    x = 92,862,894.71

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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.