Home / 2,690,757,788.40-4,036,136,682.60-1,239,569,564.40

Finding the Fourth Proportional to 2,690,757,788.40, 4,036,136,682.60 and 1,239,569,564.40

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Solution

The fourth proportional to 2,690,757,788.40, 4,036,136,682.60 and 1,239,569,564.40 is: 1,859,354,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,757,788.40 : 4,036,136,682.60 = 1,239,569,564.40 : x
  2. Step 2: Convert to fraction form
    2,690,757,788.40/4,036,136,682.60 = 1,239,569,564.40/x
  3. Step 3: Cross multiply
    2,690,757,788.40x = 4,036,136,682.60 × 1,239,569,564.40
  4. Step 4: Simplify right side
    2,690,757,788.40x = 5,003,072,189,509,343,232
  5. Step 5: Solve for x
    x = 5,003,072,189,509,343,232/2,690,757,788.40
  6. Step 6: Final answer
    x = 1,859,354,346.60

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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.