Home / 12,506,595,667.29-18,760,496,852.39-4,112,315,453.97

Finding the Fourth Proportional to 12,506,595,667.29, 18,760,496,852.39 and 4,112,315,453.97

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Solution

The fourth proportional to 12,506,595,667.29, 18,760,496,852.39 and 4,112,315,453.97 is: 6,168,671,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,595,667.29 : 18,760,496,852.39 = 4,112,315,453.97 : x
  2. Step 2: Convert to fraction form
    12,506,595,667.29/18,760,496,852.39 = 4,112,315,453.97/x
  3. Step 3: Cross multiply
    12,506,595,667.29x = 18,760,496,852.39 × 4,112,315,453.97
  4. Step 4: Simplify right side
    12,506,595,667.29x = 77,149,081,130,218,373,120
  5. Step 5: Solve for x
    x = 77,149,081,130,218,373,120/12,506,595,667.29
  6. Step 6: Final answer
    x = 6,168,671,569.99

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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.