Home / 105,069,042.30-157,178,410.65-92,314,458.30

Finding the Fourth Proportional to 105,069,042.30, 157,178,410.65 and 92,314,458.30

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Solution

The fourth proportional to 105,069,042.30, 157,178,410.65 and 92,314,458.30 is: 138,098,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,069,042.30 : 157,178,410.65 = 92,314,458.30 : x
  2. Step 2: Convert to fraction form
    105,069,042.30/157,178,410.65 = 92,314,458.30/x
  3. Step 3: Cross multiply
    105,069,042.30x = 157,178,410.65 × 92,314,458.30
  4. Step 4: Simplify right side
    105,069,042.30x = 14,509,839,835,609,700
  5. Step 5: Solve for x
    x = 14,509,839,835,609,700/105,069,042.30
  6. Step 6: Final answer
    x = 138,098,144.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.