Home / 101,839,925.94-140,551,064.91-57,193,235.34

Finding the Fourth Proportional to 101,839,925.94, 140,551,064.91 and 57,193,235.34

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Solution

The fourth proportional to 101,839,925.94, 140,551,064.91 and 57,193,235.34 is: 78,933,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,839,925.94 : 140,551,064.91 = 57,193,235.34 : x
  2. Step 2: Convert to fraction form
    101,839,925.94/140,551,064.91 = 57,193,235.34/x
  3. Step 3: Cross multiply
    101,839,925.94x = 140,551,064.91 × 57,193,235.34
  4. Step 4: Simplify right side
    101,839,925.94x = 8,038,570,132,685,246
  5. Step 5: Solve for x
    x = 8,038,570,132,685,246/101,839,925.94
  6. Step 6: Final answer
    x = 78,933,385.49

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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.