Home / 1,341,348,665.10-2,012,323,082.07-408,744,502.43

Finding the Fourth Proportional to 1,341,348,665.10, 2,012,323,082.07 and 408,744,502.43

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Solution

The fourth proportional to 1,341,348,665.10, 2,012,323,082.07 and 408,744,502.43 is: 613,208,197.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,348,665.10 : 2,012,323,082.07 = 408,744,502.43 : x
  2. Step 2: Convert to fraction form
    1,341,348,665.10/2,012,323,082.07 = 408,744,502.43/x
  3. Step 3: Cross multiply
    1,341,348,665.10x = 2,012,323,082.07 × 408,744,502.43
  4. Step 4: Simplify right side
    1,341,348,665.10x = 822,525,996,900,597,888
  5. Step 5: Solve for x
    x = 822,525,996,900,597,888/1,341,348,665.10
  6. Step 6: Final answer
    x = 613,208,197.32

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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.