Home / 955,541,618,123.45-1,318,961,680,531-760,582,516,502.70

Finding the Fourth Proportional to 955,541,618,123.45, 1,318,961,680,531 and 760,582,516,502.70

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Solution

The fourth proportional to 955,541,618,123.45, 1,318,961,680,531 and 760,582,516,502.70 is: 1,049,854,004,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,541,618,123.45 : 1,318,961,680,531 = 760,582,516,502.70 : x
  2. Step 2: Convert to fraction form
    955,541,618,123.45/1,318,961,680,531 = 760,582,516,502.70/x
  3. Step 3: Cross multiply
    955,541,618,123.45x = 1,318,961,680,531 × 760,582,516,502.70
  4. Step 4: Simplify right side
    955,541,618,123.45x = 1,003,179,194,148,898,224,472,064
  5. Step 5: Solve for x
    x = 1,003,179,194,148,898,224,472,064/955,541,618,123.45
  6. Step 6: Final answer
    x = 1,049,854,004,390.73

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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.