Home / 829,671,363.52-1,144,992,398.16-458,385,423.36

Finding the Fourth Proportional to 829,671,363.52, 1,144,992,398.16 and 458,385,423.36

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Solution

The fourth proportional to 829,671,363.52, 1,144,992,398.16 and 458,385,423.36 is: 632,597,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,671,363.52 : 1,144,992,398.16 = 458,385,423.36 : x
  2. Step 2: Convert to fraction form
    829,671,363.52/1,144,992,398.16 = 458,385,423.36/x
  3. Step 3: Cross multiply
    829,671,363.52x = 1,144,992,398.16 × 458,385,423.36
  4. Step 4: Simplify right side
    829,671,363.52x = 524,847,825,174,553,344
  5. Step 5: Solve for x
    x = 524,847,825,174,553,344/829,671,363.52
  6. Step 6: Final answer
    x = 632,597,252.66

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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.