Home / 497,664,010.40-746,496,015.60-255,799,306.40

Finding the Fourth Proportional to 497,664,010.40, 746,496,015.60 and 255,799,306.40

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Solution

The fourth proportional to 497,664,010.40, 746,496,015.60 and 255,799,306.40 is: 383,698,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,010.40 : 746,496,015.60 = 255,799,306.40 : x
  2. Step 2: Convert to fraction form
    497,664,010.40/746,496,015.60 = 255,799,306.40/x
  3. Step 3: Cross multiply
    497,664,010.40x = 746,496,015.60 × 255,799,306.40
  4. Step 4: Simplify right side
    497,664,010.40x = 190,953,163,020,843,584
  5. Step 5: Solve for x
    x = 190,953,163,020,843,584/497,664,010.40
  6. Step 6: Final answer
    x = 383,698,959.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.