Home / 11,688,235,092.16-17,538,380,364.48-5,478,031,291.84

Finding the Fourth Proportional to 11,688,235,092.16, 17,538,380,364.48 and 5,478,031,291.84

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Solution

The fourth proportional to 11,688,235,092.16, 17,538,380,364.48 and 5,478,031,291.84 is: 8,219,872,006.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,235,092.16 : 17,538,380,364.48 = 5,478,031,291.84 : x
  2. Step 2: Convert to fraction form
    11,688,235,092.16/17,538,380,364.48 = 5,478,031,291.84/x
  3. Step 3: Cross multiply
    11,688,235,092.16x = 17,538,380,364.48 × 5,478,031,291.84
  4. Step 4: Simplify right side
    11,688,235,092.16x = 96,075,796,444,813,672,448
  5. Step 5: Solve for x
    x = 96,075,796,444,813,672,448/11,688,235,092.16
  6. Step 6: Final answer
    x = 8,219,872,006.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.