Home / 882,288,065.60-1,323,481,864.80-268,892,302.40

Finding the Fourth Proportional to 882,288,065.60, 1,323,481,864.80 and 268,892,302.40

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Solution

The fourth proportional to 882,288,065.60, 1,323,481,864.80 and 268,892,302.40 is: 403,353,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,288,065.60 : 1,323,481,864.80 = 268,892,302.40 : x
  2. Step 2: Convert to fraction form
    882,288,065.60/1,323,481,864.80 = 268,892,302.40/x
  3. Step 3: Cross multiply
    882,288,065.60x = 1,323,481,864.80 × 268,892,302.40
  4. Step 4: Simplify right side
    882,288,065.60x = 355,874,085,810,717,440
  5. Step 5: Solve for x
    x = 355,874,085,810,717,440/882,288,065.60
  6. Step 6: Final answer
    x = 403,353,620.76

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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.