Home / 112,182,117.90-168,231,186.45-39,370,764.30

Finding the Fourth Proportional to 112,182,117.90, 168,231,186.45 and 39,370,764.30

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Solution

The fourth proportional to 112,182,117.90, 168,231,186.45 and 39,370,764.30 is: 59,041,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,182,117.90 : 168,231,186.45 = 39,370,764.30 : x
  2. Step 2: Convert to fraction form
    112,182,117.90/168,231,186.45 = 39,370,764.30/x
  3. Step 3: Cross multiply
    112,182,117.90x = 168,231,186.45 × 39,370,764.30
  4. Step 4: Simplify right side
    112,182,117.90x = 6,623,390,389,632,303
  5. Step 5: Solve for x
    x = 6,623,390,389,632,303/112,182,117.90
  6. Step 6: Final answer
    x = 59,041,409.75

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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.