Home / 40,389,516,669.60-60,584,275,004.40-38,219,961,931.20

Finding the Fourth Proportional to 40,389,516,669.60, 60,584,275,004.40 and 38,219,961,931.20

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Solution

The fourth proportional to 40,389,516,669.60, 60,584,275,004.40 and 38,219,961,931.20 is: 57,329,942,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389,516,669.60 : 60,584,275,004.40 = 38,219,961,931.20 : x
  2. Step 2: Convert to fraction form
    40,389,516,669.60/60,584,275,004.40 = 38,219,961,931.20/x
  3. Step 3: Cross multiply
    40,389,516,669.60x = 60,584,275,004.40 × 38,219,961,931.20
  4. Step 4: Simplify right side
    40,389,516,669.60x = 2,315,528,684,297,519,628,288
  5. Step 5: Solve for x
    x = 2,315,528,684,297,519,628,288/40,389,516,669.60
  6. Step 6: Final answer
    x = 57,329,942,896.80

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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.