Home / 45,780,578.70-68,670,868.05-42,273,068.10

Finding the Fourth Proportional to 45,780,578.70, 68,670,868.05 and 42,273,068.10

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Solution

The fourth proportional to 45,780,578.70, 68,670,868.05 and 42,273,068.10 is: 63,409,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,780,578.70 : 68,670,868.05 = 42,273,068.10 : x
  2. Step 2: Convert to fraction form
    45,780,578.70/68,670,868.05 = 42,273,068.10/x
  3. Step 3: Cross multiply
    45,780,578.70x = 68,670,868.05 × 42,273,068.10
  4. Step 4: Simplify right side
    45,780,578.70x = 2,902,928,281,563,764
  5. Step 5: Solve for x
    x = 2,902,928,281,563,764/45,780,578.70
  6. Step 6: Final answer
    x = 63,409,602.15

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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.