Home / 101,479,737.08-140,042,128.75-55,069,991.46

Finding the Fourth Proportional to 101,479,737.08, 140,042,128.75 and 55,069,991.46

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Solution

The fourth proportional to 101,479,737.08, 140,042,128.75 and 55,069,991.46 is: 75,996,637.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,479,737.08 : 140,042,128.75 = 55,069,991.46 : x
  2. Step 2: Convert to fraction form
    101,479,737.08/140,042,128.75 = 55,069,991.46/x
  3. Step 3: Cross multiply
    101,479,737.08x = 140,042,128.75 × 55,069,991.46
  4. Step 4: Simplify right side
    101,479,737.08x = 7,712,118,834,165,046
  5. Step 5: Solve for x
    x = 7,712,118,834,165,046/101,479,737.08
  6. Step 6: Final answer
    x = 75,996,637.91

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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.