Home / 71,663,669,376.80-107,495,504,065.20-21,976,597,018.40

Finding the Fourth Proportional to 71,663,669,376.80, 107,495,504,065.20 and 21,976,597,018.40

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Solution

The fourth proportional to 71,663,669,376.80, 107,495,504,065.20 and 21,976,597,018.40 is: 32,964,895,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,663,669,376.80 : 107,495,504,065.20 = 21,976,597,018.40 : x
  2. Step 2: Convert to fraction form
    71,663,669,376.80/107,495,504,065.20 = 21,976,597,018.40/x
  3. Step 3: Cross multiply
    71,663,669,376.80x = 107,495,504,065.20 × 21,976,597,018.40
  4. Step 4: Simplify right side
    71,663,669,376.80x = 2,362,385,374,130,679,578,624
  5. Step 5: Solve for x
    x = 2,362,385,374,130,679,578,624/71,663,669,376.80
  6. Step 6: Final answer
    x = 32,964,895,527.60

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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.