Home / 21,758,452,748.80-32,562,432,326.40-13,040,573,862.40

Finding the Fourth Proportional to 21,758,452,748.80, 32,562,432,326.40 and 13,040,573,862.40

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Solution

The fourth proportional to 21,758,452,748.80, 32,562,432,326.40 and 13,040,573,862.40 is: 19,515,762,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,758,452,748.80 : 32,562,432,326.40 = 13,040,573,862.40 : x
  2. Step 2: Convert to fraction form
    21,758,452,748.80/32,562,432,326.40 = 13,040,573,862.40/x
  3. Step 3: Cross multiply
    21,758,452,748.80x = 32,562,432,326.40 × 13,040,573,862.40
  4. Step 4: Simplify right side
    21,758,452,748.80x = 424,632,803,891,820,691,456
  5. Step 5: Solve for x
    x = 424,632,803,891,820,691,456/21,758,452,748.80
  6. Step 6: Final answer
    x = 19,515,762,852.91

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1.5x scale

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.