Home / 74,886,793.90-112,330,190.85-61,281,904.30

Finding the Fourth Proportional to 74,886,793.90, 112,330,190.85 and 61,281,904.30

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Solution

The fourth proportional to 74,886,793.90, 112,330,190.85 and 61,281,904.30 is: 91,922,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886,793.90 : 112,330,190.85 = 61,281,904.30 : x
  2. Step 2: Convert to fraction form
    74,886,793.90/112,330,190.85 = 61,281,904.30/x
  3. Step 3: Cross multiply
    74,886,793.90x = 112,330,190.85 × 61,281,904.30
  4. Step 4: Simplify right side
    74,886,793.90x = 6,883,808,005,670,435
  5. Step 5: Solve for x
    x = 6,883,808,005,670,435/74,886,793.90
  6. Step 6: Final answer
    x = 91,922,856.45

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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.