Home / 152,699,774-228,760,660.02-90,264,166.16

Finding the Fourth Proportional to 152,699,774, 228,760,660.02 and 90,264,166.16

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Solution

The fourth proportional to 152,699,774, 228,760,660.02 and 90,264,166.16 is: 135,225,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,699,774 : 228,760,660.02 = 90,264,166.16 : x
  2. Step 2: Convert to fraction form
    152,699,774/228,760,660.02 = 90,264,166.16/x
  3. Step 3: Cross multiply
    152,699,774x = 228,760,660.02 × 90,264,166.16
  4. Step 4: Simplify right side
    152,699,774x = 20,648,890,226,916,548
  5. Step 5: Solve for x
    x = 20,648,890,226,916,548/152,699,774
  6. Step 6: Final answer
    x = 135,225,414.46

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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.