Home / 2,688,771,474.80-4,033,157,212.20-646,358,418.80

Finding the Fourth Proportional to 2,688,771,474.80, 4,033,157,212.20 and 646,358,418.80

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Solution

The fourth proportional to 2,688,771,474.80, 4,033,157,212.20 and 646,358,418.80 is: 969,537,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,771,474.80 : 4,033,157,212.20 = 646,358,418.80 : x
  2. Step 2: Convert to fraction form
    2,688,771,474.80/4,033,157,212.20 = 646,358,418.80/x
  3. Step 3: Cross multiply
    2,688,771,474.80x = 4,033,157,212.20 × 646,358,418.80
  4. Step 4: Simplify right side
    2,688,771,474.80x = 2,606,865,118,449,408,000
  5. Step 5: Solve for x
    x = 2,606,865,118,449,408,000/2,688,771,474.80
  6. Step 6: Final answer
    x = 969,537,628.20

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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.