Home / 86,787,058.40-130,180,594.08-67,632,152.48

Finding the Fourth Proportional to 86,787,058.40, 130,180,594.08 and 67,632,152.48

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Solution

The fourth proportional to 86,787,058.40, 130,180,594.08 and 67,632,152.48 is: 101,448,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,787,058.40 : 130,180,594.08 = 67,632,152.48 : x
  2. Step 2: Convert to fraction form
    86,787,058.40/130,180,594.08 = 67,632,152.48/x
  3. Step 3: Cross multiply
    86,787,058.40x = 130,180,594.08 × 67,632,152.48
  4. Step 4: Simplify right side
    86,787,058.40x = 8,804,393,788,755,546
  5. Step 5: Solve for x
    x = 8,804,393,788,755,546/86,787,058.40
  6. Step 6: Final answer
    x = 101,448,233.77

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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.