Home / 684,261,276.20-1,026,494,341.42-247,664,110.91

Finding the Fourth Proportional to 684,261,276.20, 1,026,494,341.42 and 247,664,110.91

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Solution

The fourth proportional to 684,261,276.20, 1,026,494,341.42 and 247,664,110.91 is: 371,533,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,261,276.20 : 1,026,494,341.42 = 247,664,110.91 : x
  2. Step 2: Convert to fraction form
    684,261,276.20/1,026,494,341.42 = 247,664,110.91/x
  3. Step 3: Cross multiply
    684,261,276.20x = 1,026,494,341.42 × 247,664,110.91
  4. Step 4: Simplify right side
    684,261,276.20x = 254,225,808,420,691,968
  5. Step 5: Solve for x
    x = 254,225,808,420,691,968/684,261,276.20
  6. Step 6: Final answer
    x = 371,533,239.22

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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.