Home / 1,278,027,801,280.40-1,763,733,805,692.10-707,744,841,472.34

Finding the Fourth Proportional to 1,278,027,801,280.40, 1,763,733,805,692.10 and 707,744,841,472.34

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Solution

The fourth proportional to 1,278,027,801,280.40, 1,763,733,805,692.10 and 707,744,841,472.34 is: 976,718,582,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,027,801,280.40 : 1,763,733,805,692.10 = 707,744,841,472.34 : x
  2. Step 2: Convert to fraction form
    1,278,027,801,280.40/1,763,733,805,692.10 = 707,744,841,472.34/x
  3. Step 3: Cross multiply
    1,278,027,801,280.40x = 1,763,733,805,692.10 × 707,744,841,472.34
  4. Step 4: Simplify right side
    1,278,027,801,280.40x = 1,248,273,502,708,962,284,273,664
  5. Step 5: Solve for x
    x = 1,248,273,502,708,962,284,273,664/1,278,027,801,280.40
  6. Step 6: Final answer
    x = 976,718,582,693.09

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Double scale
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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.