Home / 1,278,027,801,293.40-1,763,733,805,710.20-707,744,841,485.38

Finding the Fourth Proportional to 1,278,027,801,293.40, 1,763,733,805,710.20 and 707,744,841,485.38

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Solution

The fourth proportional to 1,278,027,801,293.40, 1,763,733,805,710.20 and 707,744,841,485.38 is: 976,718,582,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,027,801,293.40 : 1,763,733,805,710.20 = 707,744,841,485.38 : x
  2. Step 2: Convert to fraction form
    1,278,027,801,293.40/1,763,733,805,710.20 = 707,744,841,485.38/x
  3. Step 3: Cross multiply
    1,278,027,801,293.40x = 1,763,733,805,710.20 × 707,744,841,485.38
  4. Step 4: Simplify right side
    1,278,027,801,293.40x = 1,248,273,502,744,771,574,104,064
  5. Step 5: Solve for x
    x = 1,248,273,502,744,771,574,104,064/1,278,027,801,293.40
  6. Step 6: Final answer
    x = 976,718,582,711.18

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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.