Home / 130,863,019,641.75-196,019,635,196.16-83,031,408,315

Finding the Fourth Proportional to 130,863,019,641.75, 196,019,635,196.16 and 83,031,408,315

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Solution

The fourth proportional to 130,863,019,641.75, 196,019,635,196.16 and 83,031,408,315 is: 124,372,694,534.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,863,019,641.75 : 196,019,635,196.16 = 83,031,408,315 : x
  2. Step 2: Convert to fraction form
    130,863,019,641.75/196,019,635,196.16 = 83,031,408,315/x
  3. Step 3: Cross multiply
    130,863,019,641.75x = 196,019,635,196.16 × 83,031,408,315
  4. Step 4: Simplify right side
    130,863,019,641.75x = 16,275,786,367,729,705,943,040
  5. Step 5: Solve for x
    x = 16,275,786,367,729,705,943,040/130,863,019,641.75
  6. Step 6: Final answer
    x = 124,372,694,534.23

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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.