Home / 107,964,030.06-148,986,655.83-61,569,216.18

Finding the Fourth Proportional to 107,964,030.06, 148,986,655.83 and 61,569,216.18

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Solution

The fourth proportional to 107,964,030.06, 148,986,655.83 and 61,569,216.18 is: 84,963,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,964,030.06 : 148,986,655.83 = 61,569,216.18 : x
  2. Step 2: Convert to fraction form
    107,964,030.06/148,986,655.83 = 61,569,216.18/x
  3. Step 3: Cross multiply
    107,964,030.06x = 148,986,655.83 × 61,569,216.18
  4. Step 4: Simplify right side
    107,964,030.06x = 9,172,991,620,732,528
  5. Step 5: Solve for x
    x = 9,172,991,620,732,528/107,964,030.06
  6. Step 6: Final answer
    x = 84,963,405.09

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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.