Home / 362,038,400.10-543,057,600.15-216,919,577.70

Finding the Fourth Proportional to 362,038,400.10, 543,057,600.15 and 216,919,577.70

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Solution

The fourth proportional to 362,038,400.10, 543,057,600.15 and 216,919,577.70 is: 325,379,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,038,400.10 : 543,057,600.15 = 216,919,577.70 : x
  2. Step 2: Convert to fraction form
    362,038,400.10/543,057,600.15 = 216,919,577.70/x
  3. Step 3: Cross multiply
    362,038,400.10x = 543,057,600.15 × 216,919,577.70
  4. Step 4: Simplify right side
    362,038,400.10x = 117,799,825,291,313,440
  5. Step 5: Solve for x
    x = 117,799,825,291,313,440/362,038,400.10
  6. Step 6: Final answer
    x = 325,379,366.55

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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.