Home / 1,049,176,876.25-1,573,840,897.10-402,944,620.25

Finding the Fourth Proportional to 1,049,176,876.25, 1,573,840,897.10 and 402,944,620.25

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Solution

The fourth proportional to 1,049,176,876.25, 1,573,840,897.10 and 402,944,620.25 is: 604,445,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,176,876.25 : 1,573,840,897.10 = 402,944,620.25 : x
  2. Step 2: Convert to fraction form
    1,049,176,876.25/1,573,840,897.10 = 402,944,620.25/x
  3. Step 3: Cross multiply
    1,049,176,876.25x = 1,573,840,897.10 × 402,944,620.25
  4. Step 4: Simplify right side
    1,049,176,876.25x = 634,170,722,615,878,784
  5. Step 5: Solve for x
    x = 634,170,722,615,878,784/1,049,176,876.25
  6. Step 6: Final answer
    x = 604,445,958.51

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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.