Home / 146,519,848.60-220,031,715.30-103,689,640.60

Finding the Fourth Proportional to 146,519,848.60, 220,031,715.30 and 103,689,640.60

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Solution

The fourth proportional to 146,519,848.60, 220,031,715.30 and 103,689,640.60 is: 155,712,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519,848.60 : 220,031,715.30 = 103,689,640.60 : x
  2. Step 2: Convert to fraction form
    146,519,848.60/220,031,715.30 = 103,689,640.60/x
  3. Step 3: Cross multiply
    146,519,848.60x = 220,031,715.30 × 103,689,640.60
  4. Step 4: Simplify right side
    146,519,848.60x = 22,815,009,480,058,520
  5. Step 5: Solve for x
    x = 22,815,009,480,058,520/146,519,848.60
  6. Step 6: Final answer
    x = 155,712,756.31

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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.