Home / 21,555,577,009.60-32,333,365,514.40-19,943,145,649.60

Finding the Fourth Proportional to 21,555,577,009.60, 32,333,365,514.40 and 19,943,145,649.60

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Solution

The fourth proportional to 21,555,577,009.60, 32,333,365,514.40 and 19,943,145,649.60 is: 29,914,718,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555,577,009.60 : 32,333,365,514.40 = 19,943,145,649.60 : x
  2. Step 2: Convert to fraction form
    21,555,577,009.60/32,333,365,514.40 = 19,943,145,649.60/x
  3. Step 3: Cross multiply
    21,555,577,009.60x = 32,333,365,514.40 × 19,943,145,649.60
  4. Step 4: Simplify right side
    21,555,577,009.60x = 644,829,017,795,433,070,592
  5. Step 5: Solve for x
    x = 644,829,017,795,433,070,592/21,555,577,009.60
  6. Step 6: Final answer
    x = 29,914,718,474.40

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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.