Home / 1,078,443,231.28-1,488,248,415.52-583,405,802.80

Finding the Fourth Proportional to 1,078,443,231.28, 1,488,248,415.52 and 583,405,802.80

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Solution

The fourth proportional to 1,078,443,231.28, 1,488,248,415.52 and 583,405,802.80 is: 805,098,253.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,443,231.28 : 1,488,248,415.52 = 583,405,802.80 : x
  2. Step 2: Convert to fraction form
    1,078,443,231.28/1,488,248,415.52 = 583,405,802.80/x
  3. Step 3: Cross multiply
    1,078,443,231.28x = 1,488,248,415.52 × 583,405,802.80
  4. Step 4: Simplify right side
    1,078,443,231.28x = 868,252,761,622,273,536
  5. Step 5: Solve for x
    x = 868,252,761,622,273,536/1,078,443,231.28
  6. Step 6: Final answer
    x = 805,098,253.15

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Double scale
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1.5x scale

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.