Home / 480,363,881.35-662,897,255.28-268,670,206.61

Finding the Fourth Proportional to 480,363,881.35, 662,897,255.28 and 268,670,206.61

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Solution

The fourth proportional to 480,363,881.35, 662,897,255.28 and 268,670,206.61 is: 370,762,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,363,881.35 : 662,897,255.28 = 268,670,206.61 : x
  2. Step 2: Convert to fraction form
    480,363,881.35/662,897,255.28 = 268,670,206.61/x
  3. Step 3: Cross multiply
    480,363,881.35x = 662,897,255.28 × 268,670,206.61
  4. Step 4: Simplify right side
    480,363,881.35x = 178,100,742,537,279,520
  5. Step 5: Solve for x
    x = 178,100,742,537,279,520/480,363,881.35
  6. Step 6: Final answer
    x = 370,762,143.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.