Home / 161,285,519.20-241,928,278.80-144,657,320.80

Finding the Fourth Proportional to 161,285,519.20, 241,928,278.80 and 144,657,320.80

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Solution

The fourth proportional to 161,285,519.20, 241,928,278.80 and 144,657,320.80 is: 216,985,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285,519.20 : 241,928,278.80 = 144,657,320.80 : x
  2. Step 2: Convert to fraction form
    161,285,519.20/241,928,278.80 = 144,657,320.80/x
  3. Step 3: Cross multiply
    161,285,519.20x = 241,928,278.80 × 144,657,320.80
  4. Step 4: Simplify right side
    161,285,519.20x = 34,996,696,636,963,444
  5. Step 5: Solve for x
    x = 34,996,696,636,963,444/161,285,519.20
  6. Step 6: Final answer
    x = 216,985,981.20

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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.