Home / 112,648,777.48-168,992,244.12-38,852,520.40

Finding the Fourth Proportional to 112,648,777.48, 168,992,244.12 and 38,852,520.40

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Solution

The fourth proportional to 112,648,777.48, 168,992,244.12 and 38,852,520.40 is: 58,285,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,648,777.48 : 168,992,244.12 = 38,852,520.40 : x
  2. Step 2: Convert to fraction form
    112,648,777.48/168,992,244.12 = 38,852,520.40/x
  3. Step 3: Cross multiply
    112,648,777.48x = 168,992,244.12 × 38,852,520.40
  4. Step 4: Simplify right side
    112,648,777.48x = 6,565,774,611,301,866
  5. Step 5: Solve for x
    x = 6,565,774,611,301,866/112,648,777.48
  6. Step 6: Final answer
    x = 58,285,360.55

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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.