Home / 96,779,884.80-145,169,827.20-87,821,932.80

Finding the Fourth Proportional to 96,779,884.80, 145,169,827.20 and 87,821,932.80

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Solution

The fourth proportional to 96,779,884.80, 145,169,827.20 and 87,821,932.80 is: 131,732,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,779,884.80 : 145,169,827.20 = 87,821,932.80 : x
  2. Step 2: Convert to fraction form
    96,779,884.80/145,169,827.20 = 87,821,932.80/x
  3. Step 3: Cross multiply
    96,779,884.80x = 145,169,827.20 × 87,821,932.80
  4. Step 4: Simplify right side
    96,779,884.80x = 12,749,094,808,946,010
  5. Step 5: Solve for x
    x = 12,749,094,808,946,010/96,779,884.80
  6. Step 6: Final answer
    x = 131,732,899.20

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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.