Home / 497,664,010.60-746,496,015.90-447,499,479.40

Finding the Fourth Proportional to 497,664,010.60, 746,496,015.90 and 447,499,479.40

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Solution

The fourth proportional to 497,664,010.60, 746,496,015.90 and 447,499,479.40 is: 671,249,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,010.60 : 746,496,015.90 = 447,499,479.40 : x
  2. Step 2: Convert to fraction form
    497,664,010.60/746,496,015.90 = 447,499,479.40/x
  3. Step 3: Cross multiply
    497,664,010.60x = 746,496,015.90 × 447,499,479.40
  4. Step 4: Simplify right side
    497,664,010.60x = 334,056,578,489,424,064
  5. Step 5: Solve for x
    x = 334,056,578,489,424,064/497,664,010.60
  6. Step 6: Final answer
    x = 671,249,219.10

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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.