Home / 86,249,262.64-119,034,419.52-49,088,578

Finding the Fourth Proportional to 86,249,262.64, 119,034,419.52 and 49,088,578

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Solution

The fourth proportional to 86,249,262.64, 119,034,419.52 and 49,088,578 is: 67,748,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249,262.64 : 119,034,419.52 = 49,088,578 : x
  2. Step 2: Convert to fraction form
    86,249,262.64/119,034,419.52 = 49,088,578/x
  3. Step 3: Cross multiply
    86,249,262.64x = 119,034,419.52 × 49,088,578
  4. Step 4: Simplify right side
    86,249,262.64x = 5,843,230,387,292,242
  5. Step 5: Solve for x
    x = 5,843,230,387,292,242/86,249,262.64
  6. Step 6: Final answer
    x = 67,748,177.88

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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.