Home / 517,928,622.84-714,733,052.99-282,974,226.48

Finding the Fourth Proportional to 517,928,622.84, 714,733,052.99 and 282,974,226.48

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Solution

The fourth proportional to 517,928,622.84, 714,733,052.99 and 282,974,226.48 is: 390,499,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,928,622.84 : 714,733,052.99 = 282,974,226.48 : x
  2. Step 2: Convert to fraction form
    517,928,622.84/714,733,052.99 = 282,974,226.48/x
  3. Step 3: Cross multiply
    517,928,622.84x = 714,733,052.99 × 282,974,226.48
  4. Step 4: Simplify right side
    517,928,622.84x = 202,251,032,808,119,232
  5. Step 5: Solve for x
    x = 202,251,032,808,119,232/517,928,622.84
  6. Step 6: Final answer
    x = 390,499,817.71

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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.