Home / 130,407,604.20-195,443,444.70-99,964,564.20

Finding the Fourth Proportional to 130,407,604.20, 195,443,444.70 and 99,964,564.20

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Solution

The fourth proportional to 130,407,604.20, 195,443,444.70 and 99,964,564.20 is: 149,818,094.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,407,604.20 : 195,443,444.70 = 99,964,564.20 : x
  2. Step 2: Convert to fraction form
    130,407,604.20/195,443,444.70 = 99,964,564.20/x
  3. Step 3: Cross multiply
    130,407,604.20x = 195,443,444.70 × 99,964,564.20
  4. Step 4: Simplify right side
    130,407,604.20x = 19,537,418,775,182,300
  5. Step 5: Solve for x
    x = 19,537,418,775,182,300/130,407,604.20
  6. Step 6: Final answer
    x = 149,818,094.54

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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.