Home / 262,261,268.40-361,967,925.24-156,421,467.12

Finding the Fourth Proportional to 262,261,268.40, 361,967,925.24 and 156,421,467.12

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Solution

The fourth proportional to 262,261,268.40, 361,967,925.24 and 156,421,467.12 is: 215,889,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,261,268.40 : 361,967,925.24 = 156,421,467.12 : x
  2. Step 2: Convert to fraction form
    262,261,268.40/361,967,925.24 = 156,421,467.12/x
  3. Step 3: Cross multiply
    262,261,268.40x = 361,967,925.24 × 156,421,467.12
  4. Step 4: Simplify right side
    262,261,268.40x = 56,619,553,916,423,280
  5. Step 5: Solve for x
    x = 56,619,553,916,423,280/262,261,268.40
  6. Step 6: Final answer
    x = 215,889,880.58

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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.