Home / 262,942,482.20-393,657,896.10-160,905,810.20

Finding the Fourth Proportional to 262,942,482.20, 393,657,896.10 and 160,905,810.20

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Solution

The fourth proportional to 262,942,482.20, 393,657,896.10 and 160,905,810.20 is: 240,896,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,942,482.20 : 393,657,896.10 = 160,905,810.20 : x
  2. Step 2: Convert to fraction form
    262,942,482.20/393,657,896.10 = 160,905,810.20/x
  3. Step 3: Cross multiply
    262,942,482.20x = 393,657,896.10 × 160,905,810.20
  4. Step 4: Simplify right side
    262,942,482.20x = 63,341,842,713,597,920
  5. Step 5: Solve for x
    x = 63,341,842,713,597,920/262,942,482.20
  6. Step 6: Final answer
    x = 240,896,192.14

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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.