Home / 495,060,521.28-683,143,466.40-286,230,062.40

Finding the Fourth Proportional to 495,060,521.28, 683,143,466.40 and 286,230,062.40

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Solution

The fourth proportional to 495,060,521.28, 683,143,466.40 and 286,230,062.40 is: 394,974,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,060,521.28 : 683,143,466.40 = 286,230,062.40 : x
  2. Step 2: Convert to fraction form
    495,060,521.28/683,143,466.40 = 286,230,062.40/x
  3. Step 3: Cross multiply
    495,060,521.28x = 683,143,466.40 × 286,230,062.40
  4. Step 4: Simplify right side
    495,060,521.28x = 195,536,197,015,824,288
  5. Step 5: Solve for x
    x = 195,536,197,015,824,288/495,060,521.28
  6. Step 6: Final answer
    x = 394,974,328.61

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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.