Home / 359,339,825.60-539,009,738.40-356,316,516.80

Finding the Fourth Proportional to 359,339,825.60, 539,009,738.40 and 356,316,516.80

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Solution

The fourth proportional to 359,339,825.60, 539,009,738.40 and 356,316,516.80 is: 534,474,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,339,825.60 : 539,009,738.40 = 356,316,516.80 : x
  2. Step 2: Convert to fraction form
    359,339,825.60/539,009,738.40 = 356,316,516.80/x
  3. Step 3: Cross multiply
    359,339,825.60x = 539,009,738.40 × 356,316,516.80
  4. Step 4: Simplify right side
    359,339,825.60x = 192,058,072,507,967,200
  5. Step 5: Solve for x
    x = 192,058,072,507,967,200/359,339,825.60
  6. Step 6: Final answer
    x = 534,474,775.20

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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.