Home / 373,250,657.20-559,875,985.80-100,648,980.40

Finding the Fourth Proportional to 373,250,657.20, 559,875,985.80 and 100,648,980.40

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Solution

The fourth proportional to 373,250,657.20, 559,875,985.80 and 100,648,980.40 is: 150,973,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,250,657.20 : 559,875,985.80 = 100,648,980.40 : x
  2. Step 2: Convert to fraction form
    373,250,657.20/559,875,985.80 = 100,648,980.40/x
  3. Step 3: Cross multiply
    373,250,657.20x = 559,875,985.80 × 100,648,980.40
  4. Step 4: Simplify right side
    373,250,657.20x = 56,350,947,121,214,880
  5. Step 5: Solve for x
    x = 56,350,947,121,214,880/373,250,657.20
  6. Step 6: Final answer
    x = 150,973,470.60

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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.