Home / 242,815,597.02-334,873,756.44-172,111,357.98

Finding the Fourth Proportional to 242,815,597.02, 334,873,756.44 and 172,111,357.98

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Solution

The fourth proportional to 242,815,597.02, 334,873,756.44 and 172,111,357.98 is: 237,363,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,815,597.02 : 334,873,756.44 = 172,111,357.98 : x
  2. Step 2: Convert to fraction form
    242,815,597.02/334,873,756.44 = 172,111,357.98/x
  3. Step 3: Cross multiply
    242,815,597.02x = 334,873,756.44 × 172,111,357.98
  4. Step 4: Simplify right side
    242,815,597.02x = 57,635,576,972,752,168
  5. Step 5: Solve for x
    x = 57,635,576,972,752,168/242,815,597.02
  6. Step 6: Final answer
    x = 237,363,570.05

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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.