Home / 8,638,043,926.32-11,920,512,114.36-4,677,752,424.24

Finding the Fourth Proportional to 8,638,043,926.32, 11,920,512,114.36 and 4,677,752,424.24

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Solution

The fourth proportional to 8,638,043,926.32, 11,920,512,114.36 and 4,677,752,424.24 is: 6,455,304,570.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,638,043,926.32 : 11,920,512,114.36 = 4,677,752,424.24 : x
  2. Step 2: Convert to fraction form
    8,638,043,926.32/11,920,512,114.36 = 4,677,752,424.24/x
  3. Step 3: Cross multiply
    8,638,043,926.32x = 11,920,512,114.36 × 4,677,752,424.24
  4. Step 4: Simplify right side
    8,638,043,926.32x = 55,761,204,441,129,779,200
  5. Step 5: Solve for x
    x = 55,761,204,441,129,779,200/8,638,043,926.32
  6. Step 6: Final answer
    x = 6,455,304,570.89

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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.