Home / 2,219,938,897.76-3,330,113,037.52-725,978,191.28

Finding the Fourth Proportional to 2,219,938,897.76, 3,330,113,037.52 and 725,978,191.28

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Solution

The fourth proportional to 2,219,938,897.76, 3,330,113,037.52 and 725,978,191.28 is: 1,089,034,226.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,938,897.76 : 3,330,113,037.52 = 725,978,191.28 : x
  2. Step 2: Convert to fraction form
    2,219,938,897.76/3,330,113,037.52 = 725,978,191.28/x
  3. Step 3: Cross multiply
    2,219,938,897.76x = 3,330,113,037.52 × 725,978,191.28
  4. Step 4: Simplify right side
    2,219,938,897.76x = 2,417,589,439,736,716,288
  5. Step 5: Solve for x
    x = 2,417,589,439,736,716,288/2,219,938,897.76
  6. Step 6: Final answer
    x = 1,089,034,226.20

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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.