Home / 99,191,143.04-148,783,964.16-26,408,548.16

Finding the Fourth Proportional to 99,191,143.04, 148,783,964.16 and 26,408,548.16

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Solution

The fourth proportional to 99,191,143.04, 148,783,964.16 and 26,408,548.16 is: 39,612,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,191,143.04 : 148,783,964.16 = 26,408,548.16 : x
  2. Step 2: Convert to fraction form
    99,191,143.04/148,783,964.16 = 26,408,548.16/x
  3. Step 3: Cross multiply
    99,191,143.04x = 148,783,964.16 × 26,408,548.16
  4. Step 4: Simplify right side
    99,191,143.04x = 3,929,168,482,955,074
  5. Step 5: Solve for x
    x = 3,929,168,482,955,074/99,191,143.04
  6. Step 6: Final answer
    x = 39,612,089.98

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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.