Home / 15,947,098,009.68-22,007,226,180.48-8,810,675,953.68

Finding the Fourth Proportional to 15,947,098,009.68, 22,007,226,180.48 and 8,810,675,953.68

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Solution

The fourth proportional to 15,947,098,009.68, 22,007,226,180.48 and 8,810,675,953.68 is: 12,158,860,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,098,009.68 : 22,007,226,180.48 = 8,810,675,953.68 : x
  2. Step 2: Convert to fraction form
    15,947,098,009.68/22,007,226,180.48 = 8,810,675,953.68/x
  3. Step 3: Cross multiply
    15,947,098,009.68x = 22,007,226,180.48 × 8,810,675,953.68
  4. Step 4: Simplify right side
    15,947,098,009.68x = 193,898,538,515,552,075,776
  5. Step 5: Solve for x
    x = 193,898,538,515,552,075,776/15,947,098,009.68
  6. Step 6: Final answer
    x = 12,158,860,401.93

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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.