Home / 165,824,233.80-248,736,350.70-79,518,215.40

Finding the Fourth Proportional to 165,824,233.80, 248,736,350.70 and 79,518,215.40

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Solution

The fourth proportional to 165,824,233.80, 248,736,350.70 and 79,518,215.40 is: 119,277,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,824,233.80 : 248,736,350.70 = 79,518,215.40 : x
  2. Step 2: Convert to fraction form
    165,824,233.80/248,736,350.70 = 79,518,215.40/x
  3. Step 3: Cross multiply
    165,824,233.80x = 248,736,350.70 × 79,518,215.40
  4. Step 4: Simplify right side
    165,824,233.80x = 19,779,070,712,772,540
  5. Step 5: Solve for x
    x = 19,779,070,712,772,540/165,824,233.80
  6. Step 6: Final answer
    x = 119,277,323.10

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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.