Home / 107,310,405.30-148,120,473.02-62,668,419.32

Finding the Fourth Proportional to 107,310,405.30, 148,120,473.02 and 62,668,419.32

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Solution

The fourth proportional to 107,310,405.30, 148,120,473.02 and 62,668,419.32 is: 86,501,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,310,405.30 : 148,120,473.02 = 62,668,419.32 : x
  2. Step 2: Convert to fraction form
    107,310,405.30/148,120,473.02 = 62,668,419.32/x
  3. Step 3: Cross multiply
    107,310,405.30x = 148,120,473.02 × 62,668,419.32
  4. Step 4: Simplify right side
    107,310,405.30x = 9,282,475,913,094,108
  5. Step 5: Solve for x
    x = 9,282,475,913,094,108/107,310,405.30
  6. Step 6: Final answer
    x = 86,501,172.81

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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.