Home / 880,731,601.20-1,321,097,401.80-590,493,956.40

Finding the Fourth Proportional to 880,731,601.20, 1,321,097,401.80 and 590,493,956.40

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Solution

The fourth proportional to 880,731,601.20, 1,321,097,401.80 and 590,493,956.40 is: 885,740,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,731,601.20 : 1,321,097,401.80 = 590,493,956.40 : x
  2. Step 2: Convert to fraction form
    880,731,601.20/1,321,097,401.80 = 590,493,956.40/x
  3. Step 3: Cross multiply
    880,731,601.20x = 1,321,097,401.80 × 590,493,956.40
  4. Step 4: Simplify right side
    880,731,601.20x = 780,100,031,578,642,432
  5. Step 5: Solve for x
    x = 780,100,031,578,642,432/880,731,601.20
  6. Step 6: Final answer
    x = 885,740,934.60

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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.