Home / 7,541,717,445.72-10,407,892,645.32-4,200,215,192.28

Finding the Fourth Proportional to 7,541,717,445.72, 10,407,892,645.32 and 4,200,215,192.28

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Solution

The fourth proportional to 7,541,717,445.72, 10,407,892,645.32 and 4,200,215,192.28 is: 5,796,476,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541,717,445.72 : 10,407,892,645.32 = 4,200,215,192.28 : x
  2. Step 2: Convert to fraction form
    7,541,717,445.72/10,407,892,645.32 = 4,200,215,192.28/x
  3. Step 3: Cross multiply
    7,541,717,445.72x = 10,407,892,645.32 × 4,200,215,192.28
  4. Step 4: Simplify right side
    7,541,717,445.72x = 43,715,388,808,492,343,296
  5. Step 5: Solve for x
    x = 43,715,388,808,492,343,296/7,541,717,445.72
  6. Step 6: Final answer
    x = 5,796,476,614.66

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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.