Home / 584,668,111.54-876,715,188.72-289,221,874.30

Finding the Fourth Proportional to 584,668,111.54, 876,715,188.72 and 289,221,874.30

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Solution

The fourth proportional to 584,668,111.54, 876,715,188.72 and 289,221,874.30 is: 433,690,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,668,111.54 : 876,715,188.72 = 289,221,874.30 : x
  2. Step 2: Convert to fraction form
    584,668,111.54/876,715,188.72 = 289,221,874.30/x
  3. Step 3: Cross multiply
    584,668,111.54x = 876,715,188.72 × 289,221,874.30
  4. Step 4: Simplify right side
    584,668,111.54x = 253,565,210,108,876,640
  5. Step 5: Solve for x
    x = 253,565,210,108,876,640/584,668,111.54
  6. Step 6: Final answer
    x = 433,690,849.74

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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.