Home / 74,352,722,807.88-111,562,019,384.49-38,971,669,767.12

Finding the Fourth Proportional to 74,352,722,807.88, 111,562,019,384.49 and 38,971,669,767.12

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Solution

The fourth proportional to 74,352,722,807.88, 111,562,019,384.49 and 38,971,669,767.12 is: 58,474,767,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,352,722,807.88 : 111,562,019,384.49 = 38,971,669,767.12 : x
  2. Step 2: Convert to fraction form
    74,352,722,807.88/111,562,019,384.49 = 38,971,669,767.12/x
  3. Step 3: Cross multiply
    74,352,722,807.88x = 111,562,019,384.49 × 38,971,669,767.12
  4. Step 4: Simplify right side
    74,352,722,807.88x = 4,347,758,178,005,384,953,856
  5. Step 5: Solve for x
    x = 4,347,758,178,005,384,953,856/74,352,722,807.88
  6. Step 6: Final answer
    x = 58,474,767,484.17

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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.