Home / 83,655,164.37-115,408,312.60-52,238,670.60

Finding the Fourth Proportional to 83,655,164.37, 115,408,312.60 and 52,238,670.60

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Solution

The fourth proportional to 83,655,164.37, 115,408,312.60 and 52,238,670.60 is: 72,067,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,655,164.37 : 115,408,312.60 = 52,238,670.60 : x
  2. Step 2: Convert to fraction form
    83,655,164.37/115,408,312.60 = 52,238,670.60/x
  3. Step 3: Cross multiply
    83,655,164.37x = 115,408,312.60 × 52,238,670.60
  4. Step 4: Simplify right side
    83,655,164.37x = 6,028,776,826,413,229
  5. Step 5: Solve for x
    x = 6,028,776,826,413,229/83,655,164.37
  6. Step 6: Final answer
    x = 72,067,001.14

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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.