Home / 798,357,098.70-1,197,535,648.05-453,177,348.30

Finding the Fourth Proportional to 798,357,098.70, 1,197,535,648.05 and 453,177,348.30

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Solution

The fourth proportional to 798,357,098.70, 1,197,535,648.05 and 453,177,348.30 is: 679,766,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,357,098.70 : 1,197,535,648.05 = 453,177,348.30 : x
  2. Step 2: Convert to fraction form
    798,357,098.70/1,197,535,648.05 = 453,177,348.30/x
  3. Step 3: Cross multiply
    798,357,098.70x = 1,197,535,648.05 × 453,177,348.30
  4. Step 4: Simplify right side
    798,357,098.70x = 542,696,029,478,021,056
  5. Step 5: Solve for x
    x = 542,696,029,478,021,056/798,357,098.70
  6. Step 6: Final answer
    x = 679,766,022.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.