Home / 3,358,974,238.40-5,038,121,170.56-905,559,147.20

Finding the Fourth Proportional to 3,358,974,238.40, 5,038,121,170.56 and 905,559,147.20

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Solution

The fourth proportional to 3,358,974,238.40, 5,038,121,170.56 and 905,559,147.20 is: 1,358,247,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,974,238.40 : 5,038,121,170.56 = 905,559,147.20 : x
  2. Step 2: Convert to fraction form
    3,358,974,238.40/5,038,121,170.56 = 905,559,147.20/x
  3. Step 3: Cross multiply
    3,358,974,238.40x = 5,038,121,170.56 × 905,559,147.20
  4. Step 4: Simplify right side
    3,358,974,238.40x = 4,562,316,710,702,579,712
  5. Step 5: Solve for x
    x = 4,562,316,710,702,579,712/3,358,974,238.40
  6. Step 6: Final answer
    x = 1,358,247,008.43

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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.