Home / 1,417,032,763.52-1,955,894,161.23-822,508,784.91

Finding the Fourth Proportional to 1,417,032,763.52, 1,955,894,161.23 and 822,508,784.91

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Solution

The fourth proportional to 1,417,032,763.52, 1,955,894,161.23 and 822,508,784.91 is: 1,135,287,885.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,032,763.52 : 1,955,894,161.23 = 822,508,784.91 : x
  2. Step 2: Convert to fraction form
    1,417,032,763.52/1,955,894,161.23 = 822,508,784.91/x
  3. Step 3: Cross multiply
    1,417,032,763.52x = 1,955,894,161.23 × 822,508,784.91
  4. Step 4: Simplify right side
    1,417,032,763.52x = 1,608,740,129,965,850,880
  5. Step 5: Solve for x
    x = 1,608,740,129,965,850,880/1,417,032,763.52
  6. Step 6: Final answer
    x = 1,135,287,885.63

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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.