Home / 248,271,697.44-342,641,851.65-136,773,963.81

Finding the Fourth Proportional to 248,271,697.44, 342,641,851.65 and 136,773,963.81

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Solution

The fourth proportional to 248,271,697.44, 342,641,851.65 and 136,773,963.81 is: 188,762,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,271,697.44 : 342,641,851.65 = 136,773,963.81 : x
  2. Step 2: Convert to fraction form
    248,271,697.44/342,641,851.65 = 136,773,963.81/x
  3. Step 3: Cross multiply
    248,271,697.44x = 342,641,851.65 × 136,773,963.81
  4. Step 4: Simplify right side
    248,271,697.44x = 46,864,484,217,368,488
  5. Step 5: Solve for x
    x = 46,864,484,217,368,488/248,271,697.44
  6. Step 6: Final answer
    x = 188,762,894.44

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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.