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Finding the Fourth Proportional to 36,721,638,200.70, 51,508,248,686.10 and 36,721,638,200.70

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Solution

The fourth proportional to 36,721,638,200.70, 51,508,248,686.10 and 36,721,638,200.70 is: 51,508,248,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721,638,200.70 : 51,508,248,686.10 = 36,721,638,200.70 : x
  2. Step 2: Convert to fraction form
    36,721,638,200.70/51,508,248,686.10 = 36,721,638,200.70/x
  3. Step 3: Cross multiply
    36,721,638,200.70x = 51,508,248,686.10 × 36,721,638,200.70
  4. Step 4: Simplify right side
    36,721,638,200.70x = 1,891,467,272,602,645,168,128
  5. Step 5: Solve for x
    x = 1,891,467,272,602,645,168,128/36,721,638,200.70
  6. Step 6: Final answer
    x = 51,508,248,686.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.