Home / 453,574,658.52-625,964,487.87-274,966,074.83

Finding the Fourth Proportional to 453,574,658.52, 625,964,487.87 and 274,966,074.83

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Solution

The fourth proportional to 453,574,658.52, 625,964,487.87 and 274,966,074.83 is: 379,472,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,574,658.52 : 625,964,487.87 = 274,966,074.83 : x
  2. Step 2: Convert to fraction form
    453,574,658.52/625,964,487.87 = 274,966,074.83/x
  3. Step 3: Cross multiply
    453,574,658.52x = 625,964,487.87 × 274,966,074.83
  4. Step 4: Simplify right side
    453,574,658.52x = 172,118,998,209,455,232
  5. Step 5: Solve for x
    x = 172,118,998,209,455,232/453,574,658.52
  6. Step 6: Final answer
    x = 379,472,254.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.