Home / 157,932,714.42-217,873,703.34-102,196,148.16

Finding the Fourth Proportional to 157,932,714.42, 217,873,703.34 and 102,196,148.16

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Solution

The fourth proportional to 157,932,714.42, 217,873,703.34 and 102,196,148.16 is: 140,983,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,932,714.42 : 217,873,703.34 = 102,196,148.16 : x
  2. Step 2: Convert to fraction form
    157,932,714.42/217,873,703.34 = 102,196,148.16/x
  3. Step 3: Cross multiply
    157,932,714.42x = 217,873,703.34 × 102,196,148.16
  4. Step 4: Simplify right side
    157,932,714.42x = 22,265,853,266,702,528
  5. Step 5: Solve for x
    x = 22,265,853,266,702,528/157,932,714.42
  6. Step 6: Final answer
    x = 140,983,160.76

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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.