Home / 898,691,030.40-1,348,036,545.60-735,432,355.20

Finding the Fourth Proportional to 898,691,030.40, 1,348,036,545.60 and 735,432,355.20

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Solution

The fourth proportional to 898,691,030.40, 1,348,036,545.60 and 735,432,355.20 is: 1,103,148,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,691,030.40 : 1,348,036,545.60 = 735,432,355.20 : x
  2. Step 2: Convert to fraction form
    898,691,030.40/1,348,036,545.60 = 735,432,355.20/x
  3. Step 3: Cross multiply
    898,691,030.40x = 1,348,036,545.60 × 735,432,355.20
  4. Step 4: Simplify right side
    898,691,030.40x = 991,389,691,626,280,192
  5. Step 5: Solve for x
    x = 991,389,691,626,280,192/898,691,030.40
  6. Step 6: Final answer
    x = 1,103,148,532.80

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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.