Home / 794,164,816.77-1,189,866,702.86-557,312,005.05

Finding the Fourth Proportional to 794,164,816.77, 1,189,866,702.86 and 557,312,005.05

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Solution

The fourth proportional to 794,164,816.77, 1,189,866,702.86 and 557,312,005.05 is: 834,999,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,164,816.77 : 1,189,866,702.86 = 557,312,005.05 : x
  2. Step 2: Convert to fraction form
    794,164,816.77/1,189,866,702.86 = 557,312,005.05/x
  3. Step 3: Cross multiply
    794,164,816.77x = 1,189,866,702.86 × 557,312,005.05
  4. Step 4: Simplify right side
    794,164,816.77x = 663,126,997,910,352,512
  5. Step 5: Solve for x
    x = 663,126,997,910,352,512/794,164,816.77
  6. Step 6: Final answer
    x = 834,999,214.15

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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.