Home / 207,407,268.71-286,218,644.90-113,319,390.87

Finding the Fourth Proportional to 207,407,268.71, 286,218,644.90 and 113,319,390.87

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Solution

The fourth proportional to 207,407,268.71, 286,218,644.90 and 113,319,390.87 is: 156,378,909.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,407,268.71 : 286,218,644.90 = 113,319,390.87 : x
  2. Step 2: Convert to fraction form
    207,407,268.71/286,218,644.90 = 113,319,390.87/x
  3. Step 3: Cross multiply
    207,407,268.71x = 286,218,644.90 × 113,319,390.87
  4. Step 4: Simplify right side
    207,407,268.71x = 32,434,122,495,775,088
  5. Step 5: Solve for x
    x = 32,434,122,495,775,088/207,407,268.71
  6. Step 6: Final answer
    x = 156,378,909.46

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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.