Home / 63,615,479,101.20-95,423,218,651.80-21,739,628,912.40

Finding the Fourth Proportional to 63,615,479,101.20, 95,423,218,651.80 and 21,739,628,912.40

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Solution

The fourth proportional to 63,615,479,101.20, 95,423,218,651.80 and 21,739,628,912.40 is: 32,609,443,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,615,479,101.20 : 95,423,218,651.80 = 21,739,628,912.40 : x
  2. Step 2: Convert to fraction form
    63,615,479,101.20/95,423,218,651.80 = 21,739,628,912.40/x
  3. Step 3: Cross multiply
    63,615,479,101.20x = 95,423,218,651.80 × 21,739,628,912.40
  4. Step 4: Simplify right side
    63,615,479,101.20x = 2,074,465,363,116,938,493,952
  5. Step 5: Solve for x
    x = 2,074,465,363,116,938,493,952/63,615,479,101.20
  6. Step 6: Final answer
    x = 32,609,443,368.60

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Double scale
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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.