Home / 342,144,807.40-513,217,211.10-160,410,356.20

Finding the Fourth Proportional to 342,144,807.40, 513,217,211.10 and 160,410,356.20

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Solution

The fourth proportional to 342,144,807.40, 513,217,211.10 and 160,410,356.20 is: 240,615,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,144,807.40 : 513,217,211.10 = 160,410,356.20 : x
  2. Step 2: Convert to fraction form
    342,144,807.40/513,217,211.10 = 160,410,356.20/x
  3. Step 3: Cross multiply
    342,144,807.40x = 513,217,211.10 × 160,410,356.20
  4. Step 4: Simplify right side
    342,144,807.40x = 82,325,355,640,521,584
  5. Step 5: Solve for x
    x = 82,325,355,640,521,584/342,144,807.40
  6. Step 6: Final answer
    x = 240,615,534.30

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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.