Home / 359,154,817.60-538,944,802.80-236,687,191.60

Finding the Fourth Proportional to 359,154,817.60, 538,944,802.80 and 236,687,191.60

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Solution

The fourth proportional to 359,154,817.60, 538,944,802.80 and 236,687,191.60 is: 355,170,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,154,817.60 : 538,944,802.80 = 236,687,191.60 : x
  2. Step 2: Convert to fraction form
    359,154,817.60/538,944,802.80 = 236,687,191.60/x
  3. Step 3: Cross multiply
    359,154,817.60x = 538,944,802.80 × 236,687,191.60
  4. Step 4: Simplify right side
    359,154,817.60x = 127,561,331,802,147,808
  5. Step 5: Solve for x
    x = 127,561,331,802,147,808/359,154,817.60
  6. Step 6: Final answer
    x = 355,170,877.71

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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.