Home / 608,156,350.43-839,318,316.03-370,018,440.97

Finding the Fourth Proportional to 608,156,350.43, 839,318,316.03 and 370,018,440.97

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Solution

The fourth proportional to 608,156,350.43, 839,318,316.03 and 370,018,440.97 is: 510,663,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,156,350.43 : 839,318,316.03 = 370,018,440.97 : x
  2. Step 2: Convert to fraction form
    608,156,350.43/839,318,316.03 = 370,018,440.97/x
  3. Step 3: Cross multiply
    608,156,350.43x = 839,318,316.03 × 370,018,440.97
  4. Step 4: Simplify right side
    608,156,350.43x = 310,563,254,772,888,000
  5. Step 5: Solve for x
    x = 310,563,254,772,888,000/608,156,350.43
  6. Step 6: Final answer
    x = 510,663,507.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.