Home / 189,489,930.21-284,262,009.02-58,343,302.16

Finding the Fourth Proportional to 189,489,930.21, 284,262,009.02 and 58,343,302.16

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Solution

The fourth proportional to 189,489,930.21, 284,262,009.02 and 58,343,302.16 is: 87,523,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,489,930.21 : 284,262,009.02 = 58,343,302.16 : x
  2. Step 2: Convert to fraction form
    189,489,930.21/284,262,009.02 = 58,343,302.16/x
  3. Step 3: Cross multiply
    189,489,930.21x = 284,262,009.02 × 58,343,302.16
  4. Step 4: Simplify right side
    189,489,930.21x = 16,584,784,283,149,478
  5. Step 5: Solve for x
    x = 16,584,784,283,149,478/189,489,930.21
  6. Step 6: Final answer
    x = 87,523,301.45

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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.