Home / 176,267,107.80-264,326,012.10-85,418,544.60

Finding the Fourth Proportional to 176,267,107.80, 264,326,012.10 and 85,418,544.60

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Solution

The fourth proportional to 176,267,107.80, 264,326,012.10 and 85,418,544.60 is: 128,091,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,267,107.80 : 264,326,012.10 = 85,418,544.60 : x
  2. Step 2: Convert to fraction form
    176,267,107.80/264,326,012.10 = 85,418,544.60/x
  3. Step 3: Cross multiply
    176,267,107.80x = 264,326,012.10 × 85,418,544.60
  4. Step 4: Simplify right side
    176,267,107.80x = 22,578,343,253,503,988
  5. Step 5: Solve for x
    x = 22,578,343,253,503,988/176,267,107.80
  6. Step 6: Final answer
    x = 128,091,641.91

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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.