Home / 65,074,176,021.80-97,611,264,032.70-18,539,406,972.20

Finding the Fourth Proportional to 65,074,176,021.80, 97,611,264,032.70 and 18,539,406,972.20

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Solution

The fourth proportional to 65,074,176,021.80, 97,611,264,032.70 and 18,539,406,972.20 is: 27,809,110,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,074,176,021.80 : 97,611,264,032.70 = 18,539,406,972.20 : x
  2. Step 2: Convert to fraction form
    65,074,176,021.80/97,611,264,032.70 = 18,539,406,972.20/x
  3. Step 3: Cross multiply
    65,074,176,021.80x = 97,611,264,032.70 × 18,539,406,972.20
  4. Step 4: Simplify right side
    65,074,176,021.80x = 1,809,654,948,973,093,584,896
  5. Step 5: Solve for x
    x = 1,809,654,948,973,093,584,896/65,074,176,021.80
  6. Step 6: Final answer
    x = 27,809,110,458.30

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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.