Home / 361,831,510.32-542,807,802.86-284,105,279.22

Finding the Fourth Proportional to 361,831,510.32, 542,807,802.86 and 284,105,279.22

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Solution

The fourth proportional to 361,831,510.32, 542,807,802.86 and 284,105,279.22 is: 426,205,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,831,510.32 : 542,807,802.86 = 284,105,279.22 : x
  2. Step 2: Convert to fraction form
    361,831,510.32/542,807,802.86 = 284,105,279.22/x
  3. Step 3: Cross multiply
    361,831,510.32x = 542,807,802.86 × 284,105,279.22
  4. Step 4: Simplify right side
    361,831,510.32x = 154,214,562,392,914,496
  5. Step 5: Solve for x
    x = 154,214,562,392,914,496/361,831,510.32
  6. Step 6: Final answer
    x = 426,205,451.97

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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.