Home / 382,677,462.64-527,812,953.32-288,595,574.44

Finding the Fourth Proportional to 382,677,462.64, 527,812,953.32 and 288,595,574.44

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Solution

The fourth proportional to 382,677,462.64, 527,812,953.32 and 288,595,574.44 is: 398,049,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,677,462.64 : 527,812,953.32 = 288,595,574.44 : x
  2. Step 2: Convert to fraction form
    382,677,462.64/527,812,953.32 = 288,595,574.44/x
  3. Step 3: Cross multiply
    382,677,462.64x = 527,812,953.32 × 288,595,574.44
  4. Step 4: Simplify right side
    382,677,462.64x = 152,324,482,460,258,304
  5. Step 5: Solve for x
    x = 152,324,482,460,258,304/382,677,462.64
  6. Step 6: Final answer
    x = 398,049,264.28

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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.