Home / 385,577,274.01-532,111,894.90-216,032,974.31

Finding the Fourth Proportional to 385,577,274.01, 532,111,894.90 and 216,032,974.31

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Solution

The fourth proportional to 385,577,274.01, 532,111,894.90 and 216,032,974.31 is: 298,134,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,577,274.01 : 532,111,894.90 = 216,032,974.31 : x
  2. Step 2: Convert to fraction form
    385,577,274.01/532,111,894.90 = 216,032,974.31/x
  3. Step 3: Cross multiply
    385,577,274.01x = 532,111,894.90 × 216,032,974.31
  4. Step 4: Simplify right side
    385,577,274.01x = 114,953,715,319,987,792
  5. Step 5: Solve for x
    x = 114,953,715,319,987,792/385,577,274.01
  6. Step 6: Final answer
    x = 298,134,052.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.