Home / 2,992,464,177.40-4,488,696,266.10-2,788,390,833.40

Finding the Fourth Proportional to 2,992,464,177.40, 4,488,696,266.10 and 2,788,390,833.40

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Solution

The fourth proportional to 2,992,464,177.40, 4,488,696,266.10 and 2,788,390,833.40 is: 4,182,586,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,464,177.40 : 4,488,696,266.10 = 2,788,390,833.40 : x
  2. Step 2: Convert to fraction form
    2,992,464,177.40/4,488,696,266.10 = 2,788,390,833.40/x
  3. Step 3: Cross multiply
    2,992,464,177.40x = 4,488,696,266.10 × 2,788,390,833.40
  4. Step 4: Simplify right side
    2,992,464,177.40x = 12,516,239,522,310,047,744
  5. Step 5: Solve for x
    x = 12,516,239,522,310,047,744/2,992,464,177.40
  6. Step 6: Final answer
    x = 4,182,586,250.10

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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.