Home / 1,251,882,035.19-1,877,874,120.63-319,229,070.93

Finding the Fourth Proportional to 1,251,882,035.19, 1,877,874,120.63 and 319,229,070.93

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Solution

The fourth proportional to 1,251,882,035.19, 1,877,874,120.63 and 319,229,070.93 is: 478,856,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,882,035.19 : 1,877,874,120.63 = 319,229,070.93 : x
  2. Step 2: Convert to fraction form
    1,251,882,035.19/1,877,874,120.63 = 319,229,070.93/x
  3. Step 3: Cross multiply
    1,251,882,035.19x = 1,877,874,120.63 × 319,229,070.93
  4. Step 4: Simplify right side
    1,251,882,035.19x = 599,472,010,852,205,696
  5. Step 5: Solve for x
    x = 599,472,010,852,205,696/1,251,882,035.19
  6. Step 6: Final answer
    x = 478,856,628.66

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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.