Home / 210,732,251.60-290,775,814.98-132,359,979.08

Finding the Fourth Proportional to 210,732,251.60, 290,775,814.98 and 132,359,979.08

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Solution

The fourth proportional to 210,732,251.60, 290,775,814.98 and 132,359,979.08 is: 182,634,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,732,251.60 : 290,775,814.98 = 132,359,979.08 : x
  2. Step 2: Convert to fraction form
    210,732,251.60/290,775,814.98 = 132,359,979.08/x
  3. Step 3: Cross multiply
    210,732,251.60x = 290,775,814.98 × 132,359,979.08
  4. Step 4: Simplify right side
    210,732,251.60x = 38,487,080,787,953,336
  5. Step 5: Solve for x
    x = 38,487,080,787,953,336/210,732,251.60
  6. Step 6: Final answer
    x = 182,634,981.10

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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.