Home / 45,926,073.40-68,889,110.10-42,418,562.80

Finding the Fourth Proportional to 45,926,073.40, 68,889,110.10 and 42,418,562.80

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Solution

The fourth proportional to 45,926,073.40, 68,889,110.10 and 42,418,562.80 is: 63,627,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,926,073.40 : 68,889,110.10 = 42,418,562.80 : x
  2. Step 2: Convert to fraction form
    45,926,073.40/68,889,110.10 = 42,418,562.80/x
  3. Step 3: Cross multiply
    45,926,073.40x = 68,889,110.10 × 42,418,562.80
  4. Step 4: Simplify right side
    45,926,073.40x = 2,922,177,043,012,964
  5. Step 5: Solve for x
    x = 2,922,177,043,012,964/45,926,073.40
  6. Step 6: Final answer
    x = 63,627,844.20

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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.