Home / 127,808,117.80-191,712,176.70-106,267,042.60

Finding the Fourth Proportional to 127,808,117.80, 191,712,176.70 and 106,267,042.60

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Solution

The fourth proportional to 127,808,117.80, 191,712,176.70 and 106,267,042.60 is: 159,400,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,808,117.80 : 191,712,176.70 = 106,267,042.60 : x
  2. Step 2: Convert to fraction form
    127,808,117.80/191,712,176.70 = 106,267,042.60/x
  3. Step 3: Cross multiply
    127,808,117.80x = 191,712,176.70 × 106,267,042.60
  4. Step 4: Simplify right side
    127,808,117.80x = 20,372,686,048,317,624
  5. Step 5: Solve for x
    x = 20,372,686,048,317,624/127,808,117.80
  6. Step 6: Final answer
    x = 159,400,563.90

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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.