Home / 453,822,963.60-680,734,445.40-389,252,882.10

Finding the Fourth Proportional to 453,822,963.60, 680,734,445.40 and 389,252,882.10

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Solution

The fourth proportional to 453,822,963.60, 680,734,445.40 and 389,252,882.10 is: 583,879,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,822,963.60 : 680,734,445.40 = 389,252,882.10 : x
  2. Step 2: Convert to fraction form
    453,822,963.60/680,734,445.40 = 389,252,882.10/x
  3. Step 3: Cross multiply
    453,822,963.60x = 680,734,445.40 × 389,252,882.10
  4. Step 4: Simplify right side
    453,822,963.60x = 264,977,844,816,695,104
  5. Step 5: Solve for x
    x = 264,977,844,816,695,104/453,822,963.60
  6. Step 6: Final answer
    x = 583,879,323.15

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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.