Home / 129,430,674.20-194,146,011.30-93,292,686.20

Finding the Fourth Proportional to 129,430,674.20, 194,146,011.30 and 93,292,686.20

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Solution

The fourth proportional to 129,430,674.20, 194,146,011.30 and 93,292,686.20 is: 139,939,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,430,674.20 : 194,146,011.30 = 93,292,686.20 : x
  2. Step 2: Convert to fraction form
    129,430,674.20/194,146,011.30 = 93,292,686.20/x
  3. Step 3: Cross multiply
    129,430,674.20x = 194,146,011.30 × 93,292,686.20
  4. Step 4: Simplify right side
    129,430,674.20x = 18,112,402,909,192,556
  5. Step 5: Solve for x
    x = 18,112,402,909,192,556/129,430,674.20
  6. Step 6: Final answer
    x = 139,939,029.30

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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.