Home / 145,733,247.75-218,567,626.36-42,079,953.55

Finding the Fourth Proportional to 145,733,247.75, 218,567,626.36 and 42,079,953.55

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Solution

The fourth proportional to 145,733,247.75, 218,567,626.36 and 42,079,953.55 is: 63,110,619.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,733,247.75 : 218,567,626.36 = 42,079,953.55 : x
  2. Step 2: Convert to fraction form
    145,733,247.75/218,567,626.36 = 42,079,953.55/x
  3. Step 3: Cross multiply
    145,733,247.75x = 218,567,626.36 × 42,079,953.55
  4. Step 4: Simplify right side
    145,733,247.75x = 9,197,315,564,520,532
  5. Step 5: Solve for x
    x = 9,197,315,564,520,532/145,733,247.75
  6. Step 6: Final answer
    x = 63,110,619.62

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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.