Home / 15,185,912,023.89-22,770,564,103.77-12,058,217,988.69

Finding the Fourth Proportional to 15,185,912,023.89, 22,770,564,103.77 and 12,058,217,988.69

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Solution

The fourth proportional to 15,185,912,023.89, 22,770,564,103.77 and 12,058,217,988.69 is: 18,080,733,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185,912,023.89 : 22,770,564,103.77 = 12,058,217,988.69 : x
  2. Step 2: Convert to fraction form
    15,185,912,023.89/22,770,564,103.77 = 12,058,217,988.69/x
  3. Step 3: Cross multiply
    15,185,912,023.89x = 22,770,564,103.77 × 12,058,217,988.69
  4. Step 4: Simplify right side
    15,185,912,023.89x = 274,572,425,688,698,224,640
  5. Step 5: Solve for x
    x = 274,572,425,688,698,224,640/15,185,912,023.89
  6. Step 6: Final answer
    x = 18,080,733,330.78

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1.5x scale

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.