Home / 26,770,065,812.48-36,995,695,492.15-21,939,812,250.76

Finding the Fourth Proportional to 26,770,065,812.48, 36,995,695,492.15 and 21,939,812,250.76

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Solution

The fourth proportional to 26,770,065,812.48, 36,995,695,492.15 and 21,939,812,250.76 is: 30,320,381,685.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,770,065,812.48 : 36,995,695,492.15 = 21,939,812,250.76 : x
  2. Step 2: Convert to fraction form
    26,770,065,812.48/36,995,695,492.15 = 21,939,812,250.76/x
  3. Step 3: Cross multiply
    26,770,065,812.48x = 36,995,695,492.15 × 21,939,812,250.76
  4. Step 4: Simplify right side
    26,770,065,812.48x = 811,678,613,184,102,924,288
  5. Step 5: Solve for x
    x = 811,678,613,184,102,924,288/26,770,065,812.48
  6. Step 6: Final answer
    x = 30,320,381,685.64

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.