Home / 1,117,473,357.36-1,541,870,024.76-677,548,334.64

Finding the Fourth Proportional to 1,117,473,357.36, 1,541,870,024.76 and 677,548,334.64

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Solution

The fourth proportional to 1,117,473,357.36, 1,541,870,024.76 and 677,548,334.64 is: 934,869,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,473,357.36 : 1,541,870,024.76 = 677,548,334.64 : x
  2. Step 2: Convert to fraction form
    1,117,473,357.36/1,541,870,024.76 = 677,548,334.64/x
  3. Step 3: Cross multiply
    1,117,473,357.36x = 1,541,870,024.76 × 677,548,334.64
  4. Step 4: Simplify right side
    1,117,473,357.36x = 1,044,691,467,507,473,536
  5. Step 5: Solve for x
    x = 1,044,691,467,507,473,536/1,117,473,357.36
  6. Step 6: Final answer
    x = 934,869,239.28

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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.