Home / 94,820,178.29-130,873,712.70-61,722,779.12

Finding the Fourth Proportional to 94,820,178.29, 130,873,712.70 and 61,722,779.12

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Solution

The fourth proportional to 94,820,178.29, 130,873,712.70 and 61,722,779.12 is: 85,191,669.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,820,178.29 : 130,873,712.70 = 61,722,779.12 : x
  2. Step 2: Convert to fraction form
    94,820,178.29/130,873,712.70 = 61,722,779.12/x
  3. Step 3: Cross multiply
    94,820,178.29x = 130,873,712.70 × 61,722,779.12
  4. Step 4: Simplify right side
    94,820,178.29x = 8,077,889,261,317,425
  5. Step 5: Solve for x
    x = 8,077,889,261,317,425/94,820,178.29
  6. Step 6: Final answer
    x = 85,191,669.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.