Home / 3,280,219,149.10-4,920,546,905.15-1,152,807,547.13

Finding the Fourth Proportional to 3,280,219,149.10, 4,920,546,905.15 and 1,152,807,547.13

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Solution

The fourth proportional to 3,280,219,149.10, 4,920,546,905.15 and 1,152,807,547.13 is: 1,729,287,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,219,149.10 : 4,920,546,905.15 = 1,152,807,547.13 : x
  2. Step 2: Convert to fraction form
    3,280,219,149.10/4,920,546,905.15 = 1,152,807,547.13/x
  3. Step 3: Cross multiply
    3,280,219,149.10x = 4,920,546,905.15 × 1,152,807,547.13
  4. Step 4: Simplify right side
    3,280,219,149.10x = 5,672,443,608,264,084,480
  5. Step 5: Solve for x
    x = 5,672,443,608,264,084,480/3,280,219,149.10
  6. Step 6: Final answer
    x = 1,729,287,998.89

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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.