Home / 207,205,671.38-285,944,739.80-114,386,941.94

Finding the Fourth Proportional to 207,205,671.38, 285,944,739.80 and 114,386,941.94

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Solution

The fourth proportional to 207,205,671.38, 285,944,739.80 and 114,386,941.94 is: 157,854,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,205,671.38 : 285,944,739.80 = 114,386,941.94 : x
  2. Step 2: Convert to fraction form
    207,205,671.38/285,944,739.80 = 114,386,941.94/x
  3. Step 3: Cross multiply
    207,205,671.38x = 285,944,739.80 × 114,386,941.94
  4. Step 4: Simplify right side
    207,205,671.38x = 32,708,344,347,549,352
  5. Step 5: Solve for x
    x = 32,708,344,347,549,352/207,205,671.38
  6. Step 6: Final answer
    x = 157,854,484.05

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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.