Home / 517,928,629.34-714,733,061.96-282,974,232.98

Finding the Fourth Proportional to 517,928,629.34, 714,733,061.96 and 282,974,232.98

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Solution

The fourth proportional to 517,928,629.34, 714,733,061.96 and 282,974,232.98 is: 390,499,826.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,928,629.34 : 714,733,061.96 = 282,974,232.98 : x
  2. Step 2: Convert to fraction form
    517,928,629.34/714,733,061.96 = 282,974,232.98/x
  3. Step 3: Cross multiply
    517,928,629.34x = 714,733,061.96 × 282,974,232.98
  4. Step 4: Simplify right side
    517,928,629.34x = 202,251,039,993,577,824
  5. Step 5: Solve for x
    x = 202,251,039,993,577,824/517,928,629.34
  6. Step 6: Final answer
    x = 390,499,826.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.