Home / 107,670,882.64-148,586,421.76-61,261,135.60

Finding the Fourth Proportional to 107,670,882.64, 148,586,421.76 and 61,261,135.60

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Solution

The fourth proportional to 107,670,882.64, 148,586,421.76 and 61,261,135.60 is: 84,540,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,670,882.64 : 148,586,421.76 = 61,261,135.60 : x
  2. Step 2: Convert to fraction form
    107,670,882.64/148,586,421.76 = 61,261,135.60/x
  3. Step 3: Cross multiply
    107,670,882.64x = 148,586,421.76 × 61,261,135.60
  4. Step 4: Simplify right side
    107,670,882.64x = 9,102,572,931,758,150
  5. Step 5: Solve for x
    x = 9,102,572,931,758,150/107,670,882.64
  6. Step 6: Final answer
    x = 84,540,710.62

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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.