Home / 521,521,389,200.10-782,282,083,800.15-521,521,389,200.10

Finding the Fourth Proportional to 521,521,389,200.10, 782,282,083,800.15 and 521,521,389,200.10

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Solution

The fourth proportional to 521,521,389,200.10, 782,282,083,800.15 and 521,521,389,200.10 is: 782,282,083,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,521,389,200.10 : 782,282,083,800.15 = 521,521,389,200.10 : x
  2. Step 2: Convert to fraction form
    521,521,389,200.10/782,282,083,800.15 = 521,521,389,200.10/x
  3. Step 3: Cross multiply
    521,521,389,200.10x = 782,282,083,800.15 × 521,521,389,200.10
  4. Step 4: Simplify right side
    521,521,389,200.10x = 407,976,839,089,803,266,883,584
  5. Step 5: Solve for x
    x = 407,976,839,089,803,266,883,584/521,521,389,200.10
  6. Step 6: Final answer
    x = 782,282,083,800.15

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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.