Home / 79,738,529.50-110,039,248.74-43,069,100.50

Finding the Fourth Proportional to 79,738,529.50, 110,039,248.74 and 43,069,100.50

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Solution

The fourth proportional to 79,738,529.50, 110,039,248.74 and 43,069,100.50 is: 59,435,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,738,529.50 : 110,039,248.74 = 43,069,100.50 : x
  2. Step 2: Convert to fraction form
    79,738,529.50/110,039,248.74 = 43,069,100.50/x
  3. Step 3: Cross multiply
    79,738,529.50x = 110,039,248.74 × 43,069,100.50
  4. Step 4: Simplify right side
    79,738,529.50x = 4,739,291,462,927,558
  5. Step 5: Solve for x
    x = 4,739,291,462,927,558/79,738,529.50
  6. Step 6: Final answer
    x = 59,435,400.84

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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.