Home / 625,968,093.60-938,952,140.40-396,196,624.80

Finding the Fourth Proportional to 625,968,093.60, 938,952,140.40 and 396,196,624.80

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Solution

The fourth proportional to 625,968,093.60, 938,952,140.40 and 396,196,624.80 is: 594,294,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,968,093.60 : 938,952,140.40 = 396,196,624.80 : x
  2. Step 2: Convert to fraction form
    625,968,093.60/938,952,140.40 = 396,196,624.80/x
  3. Step 3: Cross multiply
    625,968,093.60x = 938,952,140.40 × 396,196,624.80
  4. Step 4: Simplify right side
    625,968,093.60x = 372,009,668,875,215,744
  5. Step 5: Solve for x
    x = 372,009,668,875,215,744/625,968,093.60
  6. Step 6: Final answer
    x = 594,294,937.20

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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.