Home / 3,329,390,817.42-4,594,557,730.95-1,991,280,884.10

Finding the Fourth Proportional to 3,329,390,817.42, 4,594,557,730.95 and 1,991,280,884.10

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Solution

The fourth proportional to 3,329,390,817.42, 4,594,557,730.95 and 1,991,280,884.10 is: 2,747,966,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329,390,817.42 : 4,594,557,730.95 = 1,991,280,884.10 : x
  2. Step 2: Convert to fraction form
    3,329,390,817.42/4,594,557,730.95 = 1,991,280,884.10/x
  3. Step 3: Cross multiply
    3,329,390,817.42x = 4,594,557,730.95 × 1,991,280,884.10
  4. Step 4: Simplify right side
    3,329,390,817.42x = 9,149,054,980,534,604,800
  5. Step 5: Solve for x
    x = 9,149,054,980,534,604,800/3,329,390,817.42
  6. Step 6: Final answer
    x = 2,747,966,664.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.