Home / 612,380,280.20-918,570,420.30-224,074,056.20

Finding the Fourth Proportional to 612,380,280.20, 918,570,420.30 and 224,074,056.20

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Solution

The fourth proportional to 612,380,280.20, 918,570,420.30 and 224,074,056.20 is: 336,111,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,380,280.20 : 918,570,420.30 = 224,074,056.20 : x
  2. Step 2: Convert to fraction form
    612,380,280.20/918,570,420.30 = 224,074,056.20/x
  3. Step 3: Cross multiply
    612,380,280.20x = 918,570,420.30 × 224,074,056.20
  4. Step 4: Simplify right side
    612,380,280.20x = 205,827,799,981,959,808
  5. Step 5: Solve for x
    x = 205,827,799,981,959,808/612,380,280.20
  6. Step 6: Final answer
    x = 336,111,084.30

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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.