Home / 343,244,501.20-514,866,751.80-159,011,621.20

Finding the Fourth Proportional to 343,244,501.20, 514,866,751.80 and 159,011,621.20

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Solution

The fourth proportional to 343,244,501.20, 514,866,751.80 and 159,011,621.20 is: 238,517,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,244,501.20 : 514,866,751.80 = 159,011,621.20 : x
  2. Step 2: Convert to fraction form
    343,244,501.20/514,866,751.80 = 159,011,621.20/x
  3. Step 3: Cross multiply
    343,244,501.20x = 514,866,751.80 × 159,011,621.20
  4. Step 4: Simplify right side
    343,244,501.20x = 81,869,796,905,696,016
  5. Step 5: Solve for x
    x = 81,869,796,905,696,016/343,244,501.20
  6. Step 6: Final answer
    x = 238,517,431.80

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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.