Home / 45,522,038.70-68,283,058.05-40,260,772.80

Finding the Fourth Proportional to 45,522,038.70, 68,283,058.05 and 40,260,772.80

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Solution

The fourth proportional to 45,522,038.70, 68,283,058.05 and 40,260,772.80 is: 60,391,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,522,038.70 : 68,283,058.05 = 40,260,772.80 : x
  2. Step 2: Convert to fraction form
    45,522,038.70/68,283,058.05 = 40,260,772.80/x
  3. Step 3: Cross multiply
    45,522,038.70x = 68,283,058.05 × 40,260,772.80
  4. Step 4: Simplify right side
    45,522,038.70x = 2,749,128,686,240,260.50
  5. Step 5: Solve for x
    x = 2,749,128,686,240,260.50/45,522,038.70
  6. Step 6: Final answer
    x = 60,391,159.20

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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.