Home / 248,239,451.93-342,570,427.40-143,878,057.74

Finding the Fourth Proportional to 248,239,451.93, 342,570,427.40 and 143,878,057.74

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Solution

The fourth proportional to 248,239,451.93, 342,570,427.40 and 143,878,057.74 is: 198,551,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,239,451.93 : 342,570,427.40 = 143,878,057.74 : x
  2. Step 2: Convert to fraction form
    248,239,451.93/342,570,427.40 = 143,878,057.74/x
  3. Step 3: Cross multiply
    248,239,451.93x = 342,570,427.40 × 143,878,057.74
  4. Step 4: Simplify right side
    248,239,451.93x = 49,288,367,733,833,376
  5. Step 5: Solve for x
    x = 49,288,367,733,833,376/248,239,451.93
  6. Step 6: Final answer
    x = 198,551,710.26

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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.