Home / 12,506,595,717.79-18,760,496,928.27-4,112,315,504.47

Finding the Fourth Proportional to 12,506,595,717.79, 18,760,496,928.27 and 4,112,315,504.47

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Solution

The fourth proportional to 12,506,595,717.79, 18,760,496,928.27 and 4,112,315,504.47 is: 6,168,671,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,595,717.79 : 18,760,496,928.27 = 4,112,315,504.47 : x
  2. Step 2: Convert to fraction form
    12,506,595,717.79/18,760,496,928.27 = 4,112,315,504.47/x
  3. Step 3: Cross multiply
    12,506,595,717.79x = 18,760,496,928.27 × 4,112,315,504.47
  4. Step 4: Simplify right side
    12,506,595,717.79x = 77,149,082,389,686,534,144
  5. Step 5: Solve for x
    x = 77,149,082,389,686,534,144/12,506,595,717.79
  6. Step 6: Final answer
    x = 6,168,671,645.79

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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.