Home / 111,903,890,023.33-167,808,053,342.36-64,772,896,018.21

Finding the Fourth Proportional to 111,903,890,023.33, 167,808,053,342.36 and 64,772,896,018.21

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Solution

The fourth proportional to 111,903,890,023.33, 167,808,053,342.36 and 64,772,896,018.21 is: 97,131,686,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,903,890,023.33 : 167,808,053,342.36 = 64,772,896,018.21 : x
  2. Step 2: Convert to fraction form
    111,903,890,023.33/167,808,053,342.36 = 64,772,896,018.21/x
  3. Step 3: Cross multiply
    111,903,890,023.33x = 167,808,053,342.36 × 64,772,896,018.21
  4. Step 4: Simplify right side
    111,903,890,023.33x = 10,869,413,590,162,919,653,376
  5. Step 5: Solve for x
    x = 10,869,413,590,162,919,653,376/111,903,890,023.33
  6. Step 6: Final answer
    x = 97,131,686,734.90

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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.