Home / 41,221,236,462.60-61,774,649,607.06-18,782,146,646.40

Finding the Fourth Proportional to 41,221,236,462.60, 61,774,649,607.06 and 18,782,146,646.40

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Solution

The fourth proportional to 41,221,236,462.60, 61,774,649,607.06 and 18,782,146,646.40 is: 28,147,154,901.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,221,236,462.60 : 61,774,649,607.06 = 18,782,146,646.40 : x
  2. Step 2: Convert to fraction form
    41,221,236,462.60/61,774,649,607.06 = 18,782,146,646.40/x
  3. Step 3: Cross multiply
    41,221,236,462.60x = 61,774,649,607.06 × 18,782,146,646.40
  4. Step 4: Simplify right side
    41,221,236,462.60x = 1,160,260,527,949,777,076,224
  5. Step 5: Solve for x
    x = 1,160,260,527,949,777,076,224/41,221,236,462.60
  6. Step 6: Final answer
    x = 28,147,154,901.64

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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.