Home / 115,258,605.35-159,056,875.43-62,335,312.65

Finding the Fourth Proportional to 115,258,605.35, 159,056,875.43 and 62,335,312.65

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Solution

The fourth proportional to 115,258,605.35, 159,056,875.43 and 62,335,312.65 is: 86,022,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,258,605.35 : 159,056,875.43 = 62,335,312.65 : x
  2. Step 2: Convert to fraction form
    115,258,605.35/159,056,875.43 = 62,335,312.65/x
  3. Step 3: Cross multiply
    115,258,605.35x = 159,056,875.43 × 62,335,312.65
  4. Step 4: Simplify right side
    115,258,605.35x = 9,914,860,058,749,478
  5. Step 5: Solve for x
    x = 9,914,860,058,749,478/115,258,605.35
  6. Step 6: Final answer
    x = 86,022,731.48

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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.