Home / 130,644,962.10-195,967,971.48-52,923,335.88

Finding the Fourth Proportional to 130,644,962.10, 195,967,971.48 and 52,923,335.88

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Solution

The fourth proportional to 130,644,962.10, 195,967,971.48 and 52,923,335.88 is: 79,385,217.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,644,962.10 : 195,967,971.48 = 52,923,335.88 : x
  2. Step 2: Convert to fraction form
    130,644,962.10/195,967,971.48 = 52,923,335.88/x
  3. Step 3: Cross multiply
    130,644,962.10x = 195,967,971.48 × 52,923,335.88
  4. Step 4: Simplify right side
    130,644,962.10x = 10,371,278,776,358,300
  5. Step 5: Solve for x
    x = 10,371,278,776,358,300/130,644,962.10
  6. Step 6: Final answer
    x = 79,385,217.84

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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.