Home / 107,896,033.13-148,908,064.63-66,107,830.85

Finding the Fourth Proportional to 107,896,033.13, 148,908,064.63 and 66,107,830.85

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Solution

The fourth proportional to 107,896,033.13, 148,908,064.63 and 66,107,830.85 is: 91,235,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,896,033.13 : 148,908,064.63 = 66,107,830.85 : x
  2. Step 2: Convert to fraction form
    107,896,033.13/148,908,064.63 = 66,107,830.85/x
  3. Step 3: Cross multiply
    107,896,033.13x = 148,908,064.63 × 66,107,830.85
  4. Step 4: Simplify right side
    107,896,033.13x = 9,843,989,148,760,908
  5. Step 5: Solve for x
    x = 9,843,989,148,760,908/107,896,033.13
  6. Step 6: Final answer
    x = 91,235,876.46

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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.