Home / 127,340,141.70-175,604,556.20-80,849,683.02

Finding the Fourth Proportional to 127,340,141.70, 175,604,556.20 and 80,849,683.02

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Solution

The fourth proportional to 127,340,141.70, 175,604,556.20 and 80,849,683.02 is: 111,493,300.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,340,141.70 : 175,604,556.20 = 80,849,683.02 : x
  2. Step 2: Convert to fraction form
    127,340,141.70/175,604,556.20 = 80,849,683.02/x
  3. Step 3: Cross multiply
    127,340,141.70x = 175,604,556.20 × 80,849,683.02
  4. Step 4: Simplify right side
    127,340,141.70x = 14,197,572,705,637,774
  5. Step 5: Solve for x
    x = 14,197,572,705,637,774/127,340,141.70
  6. Step 6: Final answer
    x = 111,493,300.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.