Home / 625,816,095.40-938,052,296.70-237,488,876.20

Finding the Fourth Proportional to 625,816,095.40, 938,052,296.70 and 237,488,876.20

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Solution

The fourth proportional to 625,816,095.40, 938,052,296.70 and 237,488,876.20 is: 355,978,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,816,095.40 : 938,052,296.70 = 237,488,876.20 : x
  2. Step 2: Convert to fraction form
    625,816,095.40/938,052,296.70 = 237,488,876.20/x
  3. Step 3: Cross multiply
    625,816,095.40x = 938,052,296.70 × 237,488,876.20
  4. Step 4: Simplify right side
    625,816,095.40x = 222,776,985,760,111,968
  5. Step 5: Solve for x
    x = 222,776,985,760,111,968/625,816,095.40
  6. Step 6: Final answer
    x = 355,978,357.54

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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.