Home / 70,073,330.76-96,703,962.24-40,303,931.04

Finding the Fourth Proportional to 70,073,330.76, 96,703,962.24 and 40,303,931.04

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Solution

The fourth proportional to 70,073,330.76, 96,703,962.24 and 40,303,931.04 is: 55,621,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,073,330.76 : 96,703,962.24 = 40,303,931.04 : x
  2. Step 2: Convert to fraction form
    70,073,330.76/96,703,962.24 = 40,303,931.04/x
  3. Step 3: Cross multiply
    70,073,330.76x = 96,703,962.24 × 40,303,931.04
  4. Step 4: Simplify right side
    70,073,330.76x = 3,897,549,825,415,723.50
  5. Step 5: Solve for x
    x = 3,897,549,825,415,723.50/70,073,330.76
  6. Step 6: Final answer
    x = 55,621,015.63

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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.