Home / 500,875,003.90-751,427,929.92-173,350,520.90

Finding the Fourth Proportional to 500,875,003.90, 751,427,929.92 and 173,350,520.90

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Solution

The fourth proportional to 500,875,003.90, 751,427,929.92 and 173,350,520.90 is: 260,065,729.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,875,003.90 : 751,427,929.92 = 173,350,520.90 : x
  2. Step 2: Convert to fraction form
    500,875,003.90/751,427,929.92 = 173,350,520.90/x
  3. Step 3: Cross multiply
    500,875,003.90x = 751,427,929.92 × 173,350,520.90
  4. Step 4: Simplify right side
    500,875,003.90x = 130,260,423,070,440,688
  5. Step 5: Solve for x
    x = 130,260,423,070,440,688/500,875,003.90
  6. Step 6: Final answer
    x = 260,065,729.09

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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.