Home / 461,455,391.42-636,808,391.22-249,762,184.48

Finding the Fourth Proportional to 461,455,391.42, 636,808,391.22 and 249,762,184.48

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Solution

The fourth proportional to 461,455,391.42, 636,808,391.22 and 249,762,184.48 is: 344,671,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,455,391.42 : 636,808,391.22 = 249,762,184.48 : x
  2. Step 2: Convert to fraction form
    461,455,391.42/636,808,391.22 = 249,762,184.48/x
  3. Step 3: Cross multiply
    461,455,391.42x = 636,808,391.22 × 249,762,184.48
  4. Step 4: Simplify right side
    461,455,391.42x = 159,050,654,887,711,840
  5. Step 5: Solve for x
    x = 159,050,654,887,711,840/461,455,391.42
  6. Step 6: Final answer
    x = 344,671,788.10

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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.