Home / 14,615,760,242.76-20,166,292,231.34-8,272,128,075.45

Finding the Fourth Proportional to 14,615,760,242.76, 20,166,292,231.34 and 8,272,128,075.45

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Solution

The fourth proportional to 14,615,760,242.76, 20,166,292,231.34 and 8,272,128,075.45 is: 11,413,580,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615,760,242.76 : 20,166,292,231.34 = 8,272,128,075.45 : x
  2. Step 2: Convert to fraction form
    14,615,760,242.76/20,166,292,231.34 = 8,272,128,075.45/x
  3. Step 3: Cross multiply
    14,615,760,242.76x = 20,166,292,231.34 × 8,272,128,075.45
  4. Step 4: Simplify right side
    14,615,760,242.76x = 166,818,152,144,524,443,648
  5. Step 5: Solve for x
    x = 166,818,152,144,524,443,648/14,615,760,242.76
  6. Step 6: Final answer
    x = 11,413,580,229.41

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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.