Home / 45,926,076.40-68,889,114.60-42,418,565.80

Finding the Fourth Proportional to 45,926,076.40, 68,889,114.60 and 42,418,565.80

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Solution

The fourth proportional to 45,926,076.40, 68,889,114.60 and 42,418,565.80 is: 63,627,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,926,076.40 : 68,889,114.60 = 42,418,565.80 : x
  2. Step 2: Convert to fraction form
    45,926,076.40/68,889,114.60 = 42,418,565.80/x
  3. Step 3: Cross multiply
    45,926,076.40x = 68,889,114.60 × 42,418,565.80
  4. Step 4: Simplify right side
    45,926,076.40x = 2,922,177,440,563,840
  5. Step 5: Solve for x
    x = 2,922,177,440,563,840/45,926,076.40
  6. Step 6: Final answer
    x = 63,627,848.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.