Home / 129,445,897.40-194,168,846.10-33,707,785.40

Finding the Fourth Proportional to 129,445,897.40, 194,168,846.10 and 33,707,785.40

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Solution

The fourth proportional to 129,445,897.40, 194,168,846.10 and 33,707,785.40 is: 50,561,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,445,897.40 : 194,168,846.10 = 33,707,785.40 : x
  2. Step 2: Convert to fraction form
    129,445,897.40/194,168,846.10 = 33,707,785.40/x
  3. Step 3: Cross multiply
    129,445,897.40x = 194,168,846.10 × 33,707,785.40
  4. Step 4: Simplify right side
    129,445,897.40x = 6,545,001,795,704,426
  5. Step 5: Solve for x
    x = 6,545,001,795,704,426/129,445,897.40
  6. Step 6: Final answer
    x = 50,561,678.10

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Similar ratio
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1.5x scale

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.