Home / 724,023,829.60-1,086,035,744.40-178,765,363.60

Finding the Fourth Proportional to 724,023,829.60, 1,086,035,744.40 and 178,765,363.60

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Solution

The fourth proportional to 724,023,829.60, 1,086,035,744.40 and 178,765,363.60 is: 268,148,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,023,829.60 : 1,086,035,744.40 = 178,765,363.60 : x
  2. Step 2: Convert to fraction form
    724,023,829.60/1,086,035,744.40 = 178,765,363.60/x
  3. Step 3: Cross multiply
    724,023,829.60x = 1,086,035,744.40 × 178,765,363.60
  4. Step 4: Simplify right side
    724,023,829.60x = 194,145,574,730,262,688
  5. Step 5: Solve for x
    x = 194,145,574,730,262,688/724,023,829.60
  6. Step 6: Final answer
    x = 268,148,045.40

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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.