Home / 79,362,483.12-119,059,055.15-30,174,511.95

Finding the Fourth Proportional to 79,362,483.12, 119,059,055.15 and 30,174,511.95

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Solution

The fourth proportional to 79,362,483.12, 119,059,055.15 and 30,174,511.95 is: 45,267,596.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,362,483.12 : 119,059,055.15 = 30,174,511.95 : x
  2. Step 2: Convert to fraction form
    79,362,483.12/119,059,055.15 = 30,174,511.95/x
  3. Step 3: Cross multiply
    79,362,483.12x = 119,059,055.15 × 30,174,511.95
  4. Step 4: Simplify right side
    79,362,483.12x = 3,592,548,882,228,511.50
  5. Step 5: Solve for x
    x = 3,592,548,882,228,511.50/79,362,483.12
  6. Step 6: Final answer
    x = 45,267,596.74

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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.