Home / 152,514,594.90-210,471,636.87-82,899,932.63

Finding the Fourth Proportional to 152,514,594.90, 210,471,636.87 and 82,899,932.63

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Solution

The fourth proportional to 152,514,594.90, 210,471,636.87 and 82,899,932.63 is: 114,402,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,514,594.90 : 210,471,636.87 = 82,899,932.63 : x
  2. Step 2: Convert to fraction form
    152,514,594.90/210,471,636.87 = 82,899,932.63/x
  3. Step 3: Cross multiply
    152,514,594.90x = 210,471,636.87 × 82,899,932.63
  4. Step 4: Simplify right side
    152,514,594.90x = 17,448,084,515,996,466
  5. Step 5: Solve for x
    x = 17,448,084,515,996,466/152,514,594.90
  6. Step 6: Final answer
    x = 114,402,720.13

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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.