Home / 21,985,731,742.85-32,963,542,079.88-11,196,127,460.63

Finding the Fourth Proportional to 21,985,731,742.85, 32,963,542,079.88 and 11,196,127,460.63

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Solution

The fourth proportional to 21,985,731,742.85, 32,963,542,079.88 and 11,196,127,460.63 is: 16,786,524,232.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,731,742.85 : 32,963,542,079.88 = 11,196,127,460.63 : x
  2. Step 2: Convert to fraction form
    21,985,731,742.85/32,963,542,079.88 = 11,196,127,460.63/x
  3. Step 3: Cross multiply
    21,985,731,742.85x = 32,963,542,079.88 × 11,196,127,460.63
  4. Step 4: Simplify right side
    21,985,731,742.85x = 369,064,018,680,176,967,680
  5. Step 5: Solve for x
    x = 369,064,018,680,176,967,680/21,985,731,742.85
  6. Step 6: Final answer
    x = 16,786,524,232.94

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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.