Home / 268,254,362.24-402,537,695.20-112,796,920.16

Finding the Fourth Proportional to 268,254,362.24, 402,537,695.20 and 112,796,920.16

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Solution

The fourth proportional to 268,254,362.24, 402,537,695.20 and 112,796,920.16 is: 169,261,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,254,362.24 : 402,537,695.20 = 112,796,920.16 : x
  2. Step 2: Convert to fraction form
    268,254,362.24/402,537,695.20 = 112,796,920.16/x
  3. Step 3: Cross multiply
    268,254,362.24x = 402,537,695.20 × 112,796,920.16
  4. Step 4: Simplify right side
    268,254,362.24x = 45,405,012,266,864,816
  5. Step 5: Solve for x
    x = 45,405,012,266,864,816/268,254,362.24
  6. Step 6: Final answer
    x = 169,261,039.74

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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.