Home / 894,194,167.92-1,233,988,011.06-497,708,648.70

Finding the Fourth Proportional to 894,194,167.92, 1,233,988,011.06 and 497,708,648.70

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Solution

The fourth proportional to 894,194,167.92, 1,233,988,011.06 and 497,708,648.70 is: 686,837,968.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,194,167.92 : 1,233,988,011.06 = 497,708,648.70 : x
  2. Step 2: Convert to fraction form
    894,194,167.92/1,233,988,011.06 = 497,708,648.70/x
  3. Step 3: Cross multiply
    894,194,167.92x = 1,233,988,011.06 × 497,708,648.70
  4. Step 4: Simplify right side
    894,194,167.92x = 614,166,505,496,673,152
  5. Step 5: Solve for x
    x = 614,166,505,496,673,152/894,194,167.92
  6. Step 6: Final answer
    x = 686,837,968.23

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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.