Home / 102,803,148.90-154,205,248.23-34,646,431.14

Finding the Fourth Proportional to 102,803,148.90, 154,205,248.23 and 34,646,431.14

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Solution

The fourth proportional to 102,803,148.90, 154,205,248.23 and 34,646,431.14 is: 51,969,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,803,148.90 : 154,205,248.23 = 34,646,431.14 : x
  2. Step 2: Convert to fraction form
    102,803,148.90/154,205,248.23 = 34,646,431.14/x
  3. Step 3: Cross multiply
    102,803,148.90x = 154,205,248.23 × 34,646,431.14
  4. Step 4: Simplify right side
    102,803,148.90x = 5,342,661,514,806,789
  5. Step 5: Solve for x
    x = 5,342,661,514,806,789/102,803,148.90
  6. Step 6: Final answer
    x = 51,969,823.61

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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.