Home / 134,460,646.32-185,556,076.24-77,956,373.20

Finding the Fourth Proportional to 134,460,646.32, 185,556,076.24 and 77,956,373.20

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Solution

The fourth proportional to 134,460,646.32, 185,556,076.24 and 77,956,373.20 is: 107,580,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,460,646.32 : 185,556,076.24 = 77,956,373.20 : x
  2. Step 2: Convert to fraction form
    134,460,646.32/185,556,076.24 = 77,956,373.20/x
  3. Step 3: Cross multiply
    134,460,646.32x = 185,556,076.24 × 77,956,373.20
  4. Step 4: Simplify right side
    134,460,646.32x = 14,465,278,728,893,094
  5. Step 5: Solve for x
    x = 14,465,278,728,893,094/134,460,646.32
  6. Step 6: Final answer
    x = 107,580,017.83

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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.