Home / 74,888,083.60-112,332,125.40-69,849,235.60

Finding the Fourth Proportional to 74,888,083.60, 112,332,125.40 and 69,849,235.60

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Solution

The fourth proportional to 74,888,083.60, 112,332,125.40 and 69,849,235.60 is: 104,773,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,888,083.60 : 112,332,125.40 = 69,849,235.60 : x
  2. Step 2: Convert to fraction form
    74,888,083.60/112,332,125.40 = 69,849,235.60/x
  3. Step 3: Cross multiply
    74,888,083.60x = 112,332,125.40 × 69,849,235.60
  4. Step 4: Simplify right side
    74,888,083.60x = 7,846,313,092,513,344
  5. Step 5: Solve for x
    x = 7,846,313,092,513,344/74,888,083.60
  6. Step 6: Final answer
    x = 104,773,853.40

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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.