Home / 608,259,719.40-912,389,579.10-365,797,818.60

Finding the Fourth Proportional to 608,259,719.40, 912,389,579.10 and 365,797,818.60

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Solution

The fourth proportional to 608,259,719.40, 912,389,579.10 and 365,797,818.60 is: 548,696,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,259,719.40 : 912,389,579.10 = 365,797,818.60 : x
  2. Step 2: Convert to fraction form
    608,259,719.40/912,389,579.10 = 365,797,818.60/x
  3. Step 3: Cross multiply
    608,259,719.40x = 912,389,579.10 × 365,797,818.60
  4. Step 4: Simplify right side
    608,259,719.40x = 333,750,117,748,152,192
  5. Step 5: Solve for x
    x = 333,750,117,748,152,192/608,259,719.40
  6. Step 6: Final answer
    x = 548,696,727.90

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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.