Home / 140,720,045.13-210,783,119.22-112,903,361.10

Finding the Fourth Proportional to 140,720,045.13, 210,783,119.22 and 112,903,361.10

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Solution

The fourth proportional to 140,720,045.13, 210,783,119.22 and 112,903,361.10 is: 169,116,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,720,045.13 : 210,783,119.22 = 112,903,361.10 : x
  2. Step 2: Convert to fraction form
    140,720,045.13/210,783,119.22 = 112,903,361.10/x
  3. Step 3: Cross multiply
    140,720,045.13x = 210,783,119.22 × 112,903,361.10
  4. Step 4: Simplify right side
    140,720,045.13x = 23,798,122,623,080,008
  5. Step 5: Solve for x
    x = 23,798,122,623,080,008/140,720,045.13
  6. Step 6: Final answer
    x = 169,116,792.15

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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.