Home / 129,924,006.80-194,886,010.20-39,047,595.80

Finding the Fourth Proportional to 129,924,006.80, 194,886,010.20 and 39,047,595.80

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Solution

The fourth proportional to 129,924,006.80, 194,886,010.20 and 39,047,595.80 is: 58,571,393.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,924,006.80 : 194,886,010.20 = 39,047,595.80 : x
  2. Step 2: Convert to fraction form
    129,924,006.80/194,886,010.20 = 39,047,595.80/x
  3. Step 3: Cross multiply
    129,924,006.80x = 194,886,010.20 × 39,047,595.80
  4. Step 4: Simplify right side
    129,924,006.80x = 7,609,830,153,364,276
  5. Step 5: Solve for x
    x = 7,609,830,153,364,276/129,924,006.80
  6. Step 6: Final answer
    x = 58,571,393.70

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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.