Home / 497,664,005.10-746,496,007.65-458,360,990.70

Finding the Fourth Proportional to 497,664,005.10, 746,496,007.65 and 458,360,990.70

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Solution

The fourth proportional to 497,664,005.10, 746,496,007.65 and 458,360,990.70 is: 687,541,486.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,005.10 : 746,496,007.65 = 458,360,990.70 : x
  2. Step 2: Convert to fraction form
    497,664,005.10/746,496,007.65 = 458,360,990.70/x
  3. Step 3: Cross multiply
    497,664,005.10x = 746,496,007.65 × 458,360,990.70
  4. Step 4: Simplify right side
    497,664,005.10x = 342,164,649,620,048,768
  5. Step 5: Solve for x
    x = 342,164,649,620,048,768/497,664,005.10
  6. Step 6: Final answer
    x = 687,541,486.05

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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.