Home / 2,600,401,779.40-3,900,602,669.10-1,670,592,605.80

Finding the Fourth Proportional to 2,600,401,779.40, 3,900,602,669.10 and 1,670,592,605.80

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Solution

The fourth proportional to 2,600,401,779.40, 3,900,602,669.10 and 1,670,592,605.80 is: 2,505,888,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,401,779.40 : 3,900,602,669.10 = 1,670,592,605.80 : x
  2. Step 2: Convert to fraction form
    2,600,401,779.40/3,900,602,669.10 = 1,670,592,605.80/x
  3. Step 3: Cross multiply
    2,600,401,779.40x = 3,900,602,669.10 × 1,670,592,605.80
  4. Step 4: Simplify right side
    2,600,401,779.40x = 6,516,317,977,162,204,160
  5. Step 5: Solve for x
    x = 6,516,317,977,162,204,160/2,600,401,779.40
  6. Step 6: Final answer
    x = 2,505,888,908.70

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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.