Home / 165,402,287.15-248,103,430.73-157,466,101.55

Finding the Fourth Proportional to 165,402,287.15, 248,103,430.73 and 157,466,101.55

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Solution

The fourth proportional to 165,402,287.15, 248,103,430.73 and 157,466,101.55 is: 236,199,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,402,287.15 : 248,103,430.73 = 157,466,101.55 : x
  2. Step 2: Convert to fraction form
    165,402,287.15/248,103,430.73 = 157,466,101.55/x
  3. Step 3: Cross multiply
    165,402,287.15x = 248,103,430.73 × 157,466,101.55
  4. Step 4: Simplify right side
    165,402,287.15x = 39,067,880,017,446,240
  5. Step 5: Solve for x
    x = 39,067,880,017,446,240/165,402,287.15
  6. Step 6: Final answer
    x = 236,199,152.33

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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.