Home / 495,862,291.24-682,732,341.54-421,365,722.92

Finding the Fourth Proportional to 495,862,291.24, 682,732,341.54 and 421,365,722.92

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Solution

The fourth proportional to 495,862,291.24, 682,732,341.54 and 421,365,722.92 is: 580,161,088.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,862,291.24 : 682,732,341.54 = 421,365,722.92 : x
  2. Step 2: Convert to fraction form
    495,862,291.24/682,732,341.54 = 421,365,722.92/x
  3. Step 3: Cross multiply
    495,862,291.24x = 682,732,341.54 × 421,365,722.92
  4. Step 4: Simplify right side
    495,862,291.24x = 287,680,006,653,866,432
  5. Step 5: Solve for x
    x = 287,680,006,653,866,432/495,862,291.24
  6. Step 6: Final answer
    x = 580,161,088.54

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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.