Home / 220,338,466,639.56-330,506,590,559.94-86,046,593,612.76

Finding the Fourth Proportional to 220,338,466,639.56, 330,506,590,559.94 and 86,046,593,612.76

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Solution

The fourth proportional to 220,338,466,639.56, 330,506,590,559.94 and 86,046,593,612.76 is: 129,069,457,176.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,338,466,639.56 : 330,506,590,559.94 = 86,046,593,612.76 : x
  2. Step 2: Convert to fraction form
    220,338,466,639.56/330,506,590,559.94 = 86,046,593,612.76/x
  3. Step 3: Cross multiply
    220,338,466,639.56x = 330,506,590,559.94 × 86,046,593,612.76
  4. Step 4: Simplify right side
    220,338,466,639.56x = 28,438,966,284,250,014,285,824
  5. Step 5: Solve for x
    x = 28,438,966,284,250,014,285,824/220,338,466,639.56
  6. Step 6: Final answer
    x = 129,069,457,176.41

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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.