Home / 7,890,514,967.34-11,834,292,726.79-3,959,165,555.82

Finding the Fourth Proportional to 7,890,514,967.34, 11,834,292,726.79 and 3,959,165,555.82

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Solution

The fourth proportional to 7,890,514,967.34, 11,834,292,726.79 and 3,959,165,555.82 is: 5,938,005,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,514,967.34 : 11,834,292,726.79 = 3,959,165,555.82 : x
  2. Step 2: Convert to fraction form
    7,890,514,967.34/11,834,292,726.79 = 3,959,165,555.82/x
  3. Step 3: Cross multiply
    7,890,514,967.34x = 11,834,292,726.79 × 3,959,165,555.82
  4. Step 4: Simplify right side
    7,890,514,967.34x = 46,853,924,141,398,122,496
  5. Step 5: Solve for x
    x = 46,853,924,141,398,122,496/7,890,514,967.34
  6. Step 6: Final answer
    x = 5,938,005,863.41

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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.