Home / 12,501,675,167.90-17,251,678,166.55-7,421,256,263.66

Finding the Fourth Proportional to 12,501,675,167.90, 17,251,678,166.55 and 7,421,256,263.66

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Solution

The fourth proportional to 12,501,675,167.90, 17,251,678,166.55 and 7,421,256,263.66 is: 10,240,957,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501,675,167.90 : 17,251,678,166.55 = 7,421,256,263.66 : x
  2. Step 2: Convert to fraction form
    12,501,675,167.90/17,251,678,166.55 = 7,421,256,263.66/x
  3. Step 3: Cross multiply
    12,501,675,167.90x = 17,251,678,166.55 × 7,421,256,263.66
  4. Step 4: Simplify right side
    12,501,675,167.90x = 128,029,124,652,155,650,048
  5. Step 5: Solve for x
    x = 128,029,124,652,155,650,048/12,501,675,167.90
  6. Step 6: Final answer
    x = 10,240,957,546.30

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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.