Home / 130,009,682.80-194,957,829.06-49,173,963.76

Finding the Fourth Proportional to 130,009,682.80, 194,957,829.06 and 49,173,963.76

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Solution

The fourth proportional to 130,009,682.80, 194,957,829.06 and 49,173,963.76 is: 73,739,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009,682.80 : 194,957,829.06 = 49,173,963.76 : x
  2. Step 2: Convert to fraction form
    130,009,682.80/194,957,829.06 = 49,173,963.76/x
  3. Step 3: Cross multiply
    130,009,682.80x = 194,957,829.06 × 49,173,963.76
  4. Step 4: Simplify right side
    130,009,682.80x = 9,586,849,220,924,714
  5. Step 5: Solve for x
    x = 9,586,849,220,924,714/130,009,682.80
  6. Step 6: Final answer
    x = 73,739,501.66

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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.