Home / 340,496,446.10-510,811,024.35-135,989,719.70

Finding the Fourth Proportional to 340,496,446.10, 510,811,024.35 and 135,989,719.70

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Solution

The fourth proportional to 340,496,446.10, 510,811,024.35 and 135,989,719.70 is: 204,011,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,496,446.10 : 510,811,024.35 = 135,989,719.70 : x
  2. Step 2: Convert to fraction form
    340,496,446.10/510,811,024.35 = 135,989,719.70/x
  3. Step 3: Cross multiply
    340,496,446.10x = 510,811,024.35 × 135,989,719.70
  4. Step 4: Simplify right side
    340,496,446.10x = 69,465,048,021,026,368
  5. Step 5: Solve for x
    x = 69,465,048,021,026,368/340,496,446.10
  6. Step 6: Final answer
    x = 204,011,080.93

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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.