Home / 304,128,001.40-456,192,002.10-168,079,105.40

Finding the Fourth Proportional to 304,128,001.40, 456,192,002.10 and 168,079,105.40

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Solution

The fourth proportional to 304,128,001.40, 456,192,002.10 and 168,079,105.40 is: 252,118,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,128,001.40 : 456,192,002.10 = 168,079,105.40 : x
  2. Step 2: Convert to fraction form
    304,128,001.40/456,192,002.10 = 168,079,105.40/x
  3. Step 3: Cross multiply
    304,128,001.40x = 456,192,002.10 × 168,079,105.40
  4. Step 4: Simplify right side
    304,128,001.40x = 76,676,343,603,602,928
  5. Step 5: Solve for x
    x = 76,676,343,603,602,928/304,128,001.40
  6. Step 6: Final answer
    x = 252,118,658.10

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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.