Home / 144,470,255.40-216,705,383.10-83,248,252.20

Finding the Fourth Proportional to 144,470,255.40, 216,705,383.10 and 83,248,252.20

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Solution

The fourth proportional to 144,470,255.40, 216,705,383.10 and 83,248,252.20 is: 124,872,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,470,255.40 : 216,705,383.10 = 83,248,252.20 : x
  2. Step 2: Convert to fraction form
    144,470,255.40/216,705,383.10 = 83,248,252.20/x
  3. Step 3: Cross multiply
    144,470,255.40x = 216,705,383.10 × 83,248,252.20
  4. Step 4: Simplify right side
    144,470,255.40x = 18,040,344,385,406,416
  5. Step 5: Solve for x
    x = 18,040,344,385,406,416/144,470,255.40
  6. Step 6: Final answer
    x = 124,872,378.30

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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.