Home / 171,930,801.60-257,896,202.40-156,058,430.40

Finding the Fourth Proportional to 171,930,801.60, 257,896,202.40 and 156,058,430.40

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Solution

The fourth proportional to 171,930,801.60, 257,896,202.40 and 156,058,430.40 is: 234,087,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,930,801.60 : 257,896,202.40 = 156,058,430.40 : x
  2. Step 2: Convert to fraction form
    171,930,801.60/257,896,202.40 = 156,058,430.40/x
  3. Step 3: Cross multiply
    171,930,801.60x = 257,896,202.40 × 156,058,430.40
  4. Step 4: Simplify right side
    171,930,801.60x = 40,246,876,552,664,712
  5. Step 5: Solve for x
    x = 40,246,876,552,664,712/171,930,801.60
  6. Step 6: Final answer
    x = 234,087,645.60

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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.