Home / 372,762,002.40-559,143,003.60-315,366,374.40

Finding the Fourth Proportional to 372,762,002.40, 559,143,003.60 and 315,366,374.40

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Solution

The fourth proportional to 372,762,002.40, 559,143,003.60 and 315,366,374.40 is: 473,049,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,762,002.40 : 559,143,003.60 = 315,366,374.40 : x
  2. Step 2: Convert to fraction form
    372,762,002.40/559,143,003.60 = 315,366,374.40/x
  3. Step 3: Cross multiply
    372,762,002.40x = 559,143,003.60 × 315,366,374.40
  4. Step 4: Simplify right side
    372,762,002.40x = 176,334,901,816,458,144
  5. Step 5: Solve for x
    x = 176,334,901,816,458,144/372,762,002.40
  6. Step 6: Final answer
    x = 473,049,561.60

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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.