Home / 3,784,038,031.53-5,184,045,447.32-3,642,561,643.05

Finding the Fourth Proportional to 3,784,038,031.53, 5,184,045,447.32 and 3,642,561,643.05

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Solution

The fourth proportional to 3,784,038,031.53, 5,184,045,447.32 and 3,642,561,643.05 is: 4,990,226,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,038,031.53 : 5,184,045,447.32 = 3,642,561,643.05 : x
  2. Step 2: Convert to fraction form
    3,784,038,031.53/5,184,045,447.32 = 3,642,561,643.05/x
  3. Step 3: Cross multiply
    3,784,038,031.53x = 5,184,045,447.32 × 3,642,561,643.05
  4. Step 4: Simplify right side
    3,784,038,031.53x = 18,883,205,102,244,921,344
  5. Step 5: Solve for x
    x = 18,883,205,102,244,921,344/3,784,038,031.53
  6. Step 6: Final answer
    x = 4,990,226,034.97

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Double scale
Find fourth proportional to 3,784,038,032.53, 5,184,045,448.69 and 3,642,561,644.05
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.