Home / 140,087,234.20-210,130,851.30-49,210,823.20

Finding the Fourth Proportional to 140,087,234.20, 210,130,851.30 and 49,210,823.20

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Solution

The fourth proportional to 140,087,234.20, 210,130,851.30 and 49,210,823.20 is: 73,816,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,087,234.20 : 210,130,851.30 = 49,210,823.20 : x
  2. Step 2: Convert to fraction form
    140,087,234.20/210,130,851.30 = 49,210,823.20/x
  3. Step 3: Cross multiply
    140,087,234.20x = 210,130,851.30 × 49,210,823.20
  4. Step 4: Simplify right side
    140,087,234.20x = 10,340,712,172,189,792
  5. Step 5: Solve for x
    x = 10,340,712,172,189,792/140,087,234.20
  6. Step 6: Final answer
    x = 73,816,234.80

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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.