Home / 79,845,314.60-119,544,023.10-77,605,826.60

Finding the Fourth Proportional to 79,845,314.60, 119,544,023.10 and 77,605,826.60

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Solution

The fourth proportional to 79,845,314.60, 119,544,023.10 and 77,605,826.60 is: 116,191,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,845,314.60 : 119,544,023.10 = 77,605,826.60 : x
  2. Step 2: Convert to fraction form
    79,845,314.60/119,544,023.10 = 77,605,826.60/x
  3. Step 3: Cross multiply
    79,845,314.60x = 119,544,023.10 × 77,605,826.60
  4. Step 4: Simplify right side
    79,845,314.60x = 9,277,312,727,764,994
  5. Step 5: Solve for x
    x = 9,277,312,727,764,994/79,845,314.60
  6. Step 6: Final answer
    x = 116,191,072.38

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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.