Home / 152,514,442.26-210,471,426.24-82,899,780.12

Finding the Fourth Proportional to 152,514,442.26, 210,471,426.24 and 82,899,780.12

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Solution

The fourth proportional to 152,514,442.26, 210,471,426.24 and 82,899,780.12 is: 114,402,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,514,442.26 : 210,471,426.24 = 82,899,780.12 : x
  2. Step 2: Convert to fraction form
    152,514,442.26/210,471,426.24 = 82,899,780.12/x
  3. Step 3: Cross multiply
    152,514,442.26x = 210,471,426.24 × 82,899,780.12
  4. Step 4: Simplify right side
    152,514,442.26x = 17,448,034,956,838,800
  5. Step 5: Solve for x
    x = 17,448,034,956,838,800/152,514,442.26
  6. Step 6: Final answer
    x = 114,402,509.68

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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.