Home / 120,953,451.84-181,430,899.46-30,077,040.84

Finding the Fourth Proportional to 120,953,451.84, 181,430,899.46 and 30,077,040.84

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Solution

The fourth proportional to 120,953,451.84, 181,430,899.46 and 30,077,040.84 is: 45,115,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,953,451.84 : 181,430,899.46 = 30,077,040.84 : x
  2. Step 2: Convert to fraction form
    120,953,451.84/181,430,899.46 = 30,077,040.84/x
  3. Step 3: Cross multiply
    120,953,451.84x = 181,430,899.46 × 30,077,040.84
  4. Step 4: Simplify right side
    120,953,451.84x = 5,456,904,572,696,354
  5. Step 5: Solve for x
    x = 5,456,904,572,696,354/120,953,451.84
  6. Step 6: Final answer
    x = 45,115,740.72

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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.