Home / 1,090,434,984.60-1,635,661,808.10-363,423,696.60

Finding the Fourth Proportional to 1,090,434,984.60, 1,635,661,808.10 and 363,423,696.60

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Solution

The fourth proportional to 1,090,434,984.60, 1,635,661,808.10 and 363,423,696.60 is: 545,138,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,434,984.60 : 1,635,661,808.10 = 363,423,696.60 : x
  2. Step 2: Convert to fraction form
    1,090,434,984.60/1,635,661,808.10 = 363,423,696.60/x
  3. Step 3: Cross multiply
    1,090,434,984.60x = 1,635,661,808.10 × 363,423,696.60
  4. Step 4: Simplify right side
    1,090,434,984.60x = 594,438,260,687,141,888
  5. Step 5: Solve for x
    x = 594,438,260,687,141,888/1,090,434,984.60
  6. Step 6: Final answer
    x = 545,138,654.83

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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.