Home / 409,371,012.60-614,056,518.90-365,155,121.40

Finding the Fourth Proportional to 409,371,012.60, 614,056,518.90 and 365,155,121.40

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Solution

The fourth proportional to 409,371,012.60, 614,056,518.90 and 365,155,121.40 is: 547,732,682.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,371,012.60 : 614,056,518.90 = 365,155,121.40 : x
  2. Step 2: Convert to fraction form
    409,371,012.60/614,056,518.90 = 365,155,121.40/x
  3. Step 3: Cross multiply
    409,371,012.60x = 614,056,518.90 × 365,155,121.40
  4. Step 4: Simplify right side
    409,371,012.60x = 224,225,882,705,390,880
  5. Step 5: Solve for x
    x = 224,225,882,705,390,880/409,371,012.60
  6. Step 6: Final answer
    x = 547,732,682.10

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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.