Home / 28,376,221,751.22-42,564,373,592.40-11,588,033,013.28

Finding the Fourth Proportional to 28,376,221,751.22, 42,564,373,592.40 and 11,588,033,013.28

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Solution

The fourth proportional to 28,376,221,751.22, 42,564,373,592.40 and 11,588,033,013.28 is: 17,382,066,249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,221,751.22 : 42,564,373,592.40 = 11,588,033,013.28 : x
  2. Step 2: Convert to fraction form
    28,376,221,751.22/42,564,373,592.40 = 11,588,033,013.28/x
  3. Step 3: Cross multiply
    28,376,221,751.22x = 42,564,373,592.40 × 11,588,033,013.28
  4. Step 4: Simplify right side
    28,376,221,751.22x = 493,237,366,378,357,194,752
  5. Step 5: Solve for x
    x = 493,237,366,378,357,194,752/28,376,221,751.22
  6. Step 6: Final answer
    x = 17,382,066,249.08

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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.