Home / 1,709,458,140,872.90-2,359,052,234,404.60-977,846,547,450.40

Finding the Fourth Proportional to 1,709,458,140,872.90, 2,359,052,234,404.60 and 977,846,547,450.40

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Solution

The fourth proportional to 1,709,458,140,872.90, 2,359,052,234,404.60 and 977,846,547,450.40 is: 1,349,428,235,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,458,140,872.90 : 2,359,052,234,404.60 = 977,846,547,450.40 : x
  2. Step 2: Convert to fraction form
    1,709,458,140,872.90/2,359,052,234,404.60 = 977,846,547,450.40/x
  3. Step 3: Cross multiply
    1,709,458,140,872.90x = 2,359,052,234,404.60 × 977,846,547,450.40
  4. Step 4: Simplify right side
    1,709,458,140,872.90x = 2,306,791,082,667,690,065,657,856
  5. Step 5: Solve for x
    x = 2,306,791,082,667,690,065,657,856/1,709,458,140,872.90
  6. Step 6: Final answer
    x = 1,349,428,235,481.55

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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.