Home / 79,050,811.51-109,093,528.98-43,768,617.30

Finding the Fourth Proportional to 79,050,811.51, 109,093,528.98 and 43,768,617.30

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Solution

The fourth proportional to 79,050,811.51, 109,093,528.98 and 43,768,617.30 is: 60,402,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,050,811.51 : 109,093,528.98 = 43,768,617.30 : x
  2. Step 2: Convert to fraction form
    79,050,811.51/109,093,528.98 = 43,768,617.30/x
  3. Step 3: Cross multiply
    79,050,811.51x = 109,093,528.98 × 43,768,617.30
  4. Step 4: Simplify right side
    79,050,811.51x = 4,774,872,919,832,079
  5. Step 5: Solve for x
    x = 4,774,872,919,832,079/79,050,811.51
  6. Step 6: Final answer
    x = 60,402,579.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.