Home / 692,778,731.39-956,027,030.24-375,231,077.18

Finding the Fourth Proportional to 692,778,731.39, 956,027,030.24 and 375,231,077.18

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Solution

The fourth proportional to 692,778,731.39, 956,027,030.24 and 375,231,077.18 is: 517,814,759.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,778,731.39 : 956,027,030.24 = 375,231,077.18 : x
  2. Step 2: Convert to fraction form
    692,778,731.39/956,027,030.24 = 375,231,077.18/x
  3. Step 3: Cross multiply
    692,778,731.39x = 956,027,030.24 × 375,231,077.18
  4. Step 4: Simplify right side
    692,778,731.39x = 358,731,052,366,309,568
  5. Step 5: Solve for x
    x = 358,731,052,366,309,568/692,778,731.39
  6. Step 6: Final answer
    x = 517,814,759.77

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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.