Home / 96,779,005.80-145,168,508.70-79,772,893.80

Finding the Fourth Proportional to 96,779,005.80, 145,168,508.70 and 79,772,893.80

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Solution

The fourth proportional to 96,779,005.80, 145,168,508.70 and 79,772,893.80 is: 119,659,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,779,005.80 : 145,168,508.70 = 79,772,893.80 : x
  2. Step 2: Convert to fraction form
    96,779,005.80/145,168,508.70 = 79,772,893.80/x
  3. Step 3: Cross multiply
    96,779,005.80x = 145,168,508.70 × 79,772,893.80
  4. Step 4: Simplify right side
    96,779,005.80x = 11,580,512,027,629,474
  5. Step 5: Solve for x
    x = 11,580,512,027,629,474/96,779,005.80
  6. Step 6: Final answer
    x = 119,659,340.70

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1.5x scale

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.