Home / 1,537,111,438.11-2,121,214,785.47-832,263,897.02

Finding the Fourth Proportional to 1,537,111,438.11, 2,121,214,785.47 and 832,263,897.02

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Solution

The fourth proportional to 1,537,111,438.11, 2,121,214,785.47 and 832,263,897.02 is: 1,148,524,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,111,438.11 : 2,121,214,785.47 = 832,263,897.02 : x
  2. Step 2: Convert to fraction form
    1,537,111,438.11/2,121,214,785.47 = 832,263,897.02/x
  3. Step 3: Cross multiply
    1,537,111,438.11x = 2,121,214,785.47 × 832,263,897.02
  4. Step 4: Simplify right side
    1,537,111,438.11x = 1,765,410,483,771,705,344
  5. Step 5: Solve for x
    x = 1,765,410,483,771,705,344/1,537,111,438.11
  6. Step 6: Final answer
    x = 1,148,524,719.81

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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.