Home / 666,483,665.39-999,791,513.02-246,415,178.04

Finding the Fourth Proportional to 666,483,665.39, 999,791,513.02 and 246,415,178.04

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Solution

The fourth proportional to 666,483,665.39, 999,791,513.02 and 246,415,178.04 is: 369,647,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,483,665.39 : 999,791,513.02 = 246,415,178.04 : x
  2. Step 2: Convert to fraction form
    666,483,665.39/999,791,513.02 = 246,415,178.04/x
  3. Step 3: Cross multiply
    666,483,665.39x = 999,791,513.02 × 246,415,178.04
  4. Step 4: Simplify right side
    666,483,665.39x = 246,363,803,685,041,792
  5. Step 5: Solve for x
    x = 246,363,803,685,041,792/666,483,665.39
  6. Step 6: Final answer
    x = 369,647,174.39

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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.