Home / 102,080,689.98-140,879,731.59-58,041,508.38

Finding the Fourth Proportional to 102,080,689.98, 140,879,731.59 and 58,041,508.38

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Solution

The fourth proportional to 102,080,689.98, 140,879,731.59 and 58,041,508.38 is: 80,102,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,080,689.98 : 140,879,731.59 = 58,041,508.38 : x
  2. Step 2: Convert to fraction form
    102,080,689.98/140,879,731.59 = 58,041,508.38/x
  3. Step 3: Cross multiply
    102,080,689.98x = 140,879,731.59 × 58,041,508.38
  4. Step 4: Simplify right side
    102,080,689.98x = 8,176,872,121,653,136
  5. Step 5: Solve for x
    x = 8,176,872,121,653,136/102,080,689.98
  6. Step 6: Final answer
    x = 80,102,045.97

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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.