Home / 1,779,427,218.30-2,669,140,827.45-1,477,096,338.30

Finding the Fourth Proportional to 1,779,427,218.30, 2,669,140,827.45 and 1,477,096,338.30

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Solution

The fourth proportional to 1,779,427,218.30, 2,669,140,827.45 and 1,477,096,338.30 is: 2,215,644,507.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,427,218.30 : 2,669,140,827.45 = 1,477,096,338.30 : x
  2. Step 2: Convert to fraction form
    1,779,427,218.30/2,669,140,827.45 = 1,477,096,338.30/x
  3. Step 3: Cross multiply
    1,779,427,218.30x = 2,669,140,827.45 × 1,477,096,338.30
  4. Step 4: Simplify right side
    1,779,427,218.30x = 3,942,578,142,633,426,944
  5. Step 5: Solve for x
    x = 3,942,578,142,633,426,944/1,779,427,218.30
  6. Step 6: Final answer
    x = 2,215,644,507.45

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Double scale
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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.