Home / 83,852,110.80-125,784,071.10-47,477,926.80

Finding the Fourth Proportional to 83,852,110.80, 125,784,071.10 and 47,477,926.80

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Solution

The fourth proportional to 83,852,110.80, 125,784,071.10 and 47,477,926.80 is: 71,220,233.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,852,110.80 : 125,784,071.10 = 47,477,926.80 : x
  2. Step 2: Convert to fraction form
    83,852,110.80/125,784,071.10 = 47,477,926.80/x
  3. Step 3: Cross multiply
    83,852,110.80x = 125,784,071.10 × 47,477,926.80
  4. Step 4: Simplify right side
    83,852,110.80x = 5,971,966,920,291,795
  5. Step 5: Solve for x
    x = 5,971,966,920,291,795/83,852,110.80
  6. Step 6: Final answer
    x = 71,220,233.62

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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.