Home / 96,779,230.80-145,168,846.20-87,821,278.80

Finding the Fourth Proportional to 96,779,230.80, 145,168,846.20 and 87,821,278.80

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Solution

The fourth proportional to 96,779,230.80, 145,168,846.20 and 87,821,278.80 is: 131,731,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,779,230.80 : 145,168,846.20 = 87,821,278.80 : x
  2. Step 2: Convert to fraction form
    96,779,230.80/145,168,846.20 = 87,821,278.80/x
  3. Step 3: Cross multiply
    96,779,230.80x = 145,168,846.20 × 87,821,278.80
  4. Step 4: Simplify right side
    96,779,230.80x = 12,748,913,715,204,520
  5. Step 5: Solve for x
    x = 12,748,913,715,204,520/96,779,230.80
  6. Step 6: Final answer
    x = 131,731,918.20

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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.