Home / 310,903,521.80-466,142,706.30-147,219,693.80

Finding the Fourth Proportional to 310,903,521.80, 466,142,706.30 and 147,219,693.80

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Solution

The fourth proportional to 310,903,521.80, 466,142,706.30 and 147,219,693.80 is: 220,728,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,903,521.80 : 466,142,706.30 = 147,219,693.80 : x
  2. Step 2: Convert to fraction form
    310,903,521.80/466,142,706.30 = 147,219,693.80/x
  3. Step 3: Cross multiply
    310,903,521.80x = 466,142,706.30 × 147,219,693.80
  4. Step 4: Simplify right side
    310,903,521.80x = 68,625,386,488,589,336
  5. Step 5: Solve for x
    x = 68,625,386,488,589,336/310,903,521.80
  6. Step 6: Final answer
    x = 220,728,881.07

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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.