Home / 342,144,155.60-513,216,233.40-277,646,901.20

Finding the Fourth Proportional to 342,144,155.60, 513,216,233.40 and 277,646,901.20

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Solution

The fourth proportional to 342,144,155.60, 513,216,233.40 and 277,646,901.20 is: 416,470,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,144,155.60 : 513,216,233.40 = 277,646,901.20 : x
  2. Step 2: Convert to fraction form
    342,144,155.60/513,216,233.40 = 277,646,901.20/x
  3. Step 3: Cross multiply
    342,144,155.60x = 513,216,233.40 × 277,646,901.20
  4. Step 4: Simplify right side
    342,144,155.60x = 142,492,896,849,045,920
  5. Step 5: Solve for x
    x = 142,492,896,849,045,920/342,144,155.60
  6. Step 6: Final answer
    x = 416,470,351.80

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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.