Home / 361,831,320.84-542,807,518.40-284,105,089.32

Finding the Fourth Proportional to 361,831,320.84, 542,807,518.40 and 284,105,089.32

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Solution

The fourth proportional to 361,831,320.84, 542,807,518.40 and 284,105,089.32 is: 426,205,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,831,320.84 : 542,807,518.40 = 284,105,089.32 : x
  2. Step 2: Convert to fraction form
    361,831,320.84/542,807,518.40 = 284,105,089.32/x
  3. Step 3: Cross multiply
    361,831,320.84x = 542,807,518.40 × 284,105,089.32
  4. Step 4: Simplify right side
    361,831,320.84x = 154,214,378,498,599,520
  5. Step 5: Solve for x
    x = 154,214,378,498,599,520/361,831,320.84
  6. Step 6: Final answer
    x = 426,205,166.93

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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.