Home / 210,649,851.10-315,974,776.65-185,140,683.10

Finding the Fourth Proportional to 210,649,851.10, 315,974,776.65 and 185,140,683.10

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Solution

The fourth proportional to 210,649,851.10, 315,974,776.65 and 185,140,683.10 is: 277,711,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,649,851.10 : 315,974,776.65 = 185,140,683.10 : x
  2. Step 2: Convert to fraction form
    210,649,851.10/315,974,776.65 = 185,140,683.10/x
  3. Step 3: Cross multiply
    210,649,851.10x = 315,974,776.65 × 185,140,683.10
  4. Step 4: Simplify right side
    210,649,851.10x = 58,499,785,991,350,920
  5. Step 5: Solve for x
    x = 58,499,785,991,350,920/210,649,851.10
  6. Step 6: Final answer
    x = 277,711,024.65

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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.