Home / 970,205,432.76-1,455,307,982.94-306,685,234.50

Finding the Fourth Proportional to 970,205,432.76, 1,455,307,982.94 and 306,685,234.50

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Solution

The fourth proportional to 970,205,432.76, 1,455,307,982.94 and 306,685,234.50 is: 460,027,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,205,432.76 : 1,455,307,982.94 = 306,685,234.50 : x
  2. Step 2: Convert to fraction form
    970,205,432.76/1,455,307,982.94 = 306,685,234.50/x
  3. Step 3: Cross multiply
    970,205,432.76x = 1,455,307,982.94 × 306,685,234.50
  4. Step 4: Simplify right side
    970,205,432.76x = 446,321,470,017,675,904
  5. Step 5: Solve for x
    x = 446,321,470,017,675,904/970,205,432.76
  6. Step 6: Final answer
    x = 460,027,799.21

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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.