Home / 2,925,897,887.77-4,037,739,111.94-1,587,787,975.56

Finding the Fourth Proportional to 2,925,897,887.77, 4,037,739,111.94 and 1,587,787,975.56

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Solution

The fourth proportional to 2,925,897,887.77, 4,037,739,111.94 and 1,587,787,975.56 is: 2,191,147,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,897,887.77 : 4,037,739,111.94 = 1,587,787,975.56 : x
  2. Step 2: Convert to fraction form
    2,925,897,887.77/4,037,739,111.94 = 1,587,787,975.56/x
  3. Step 3: Cross multiply
    2,925,897,887.77x = 4,037,739,111.94 × 1,587,787,975.56
  4. Step 4: Simplify right side
    2,925,897,887.77x = 6,411,073,610,385,285,120
  5. Step 5: Solve for x
    x = 6,411,073,610,385,285,120/2,925,897,887.77
  6. Step 6: Final answer
    x = 2,191,147,420.82

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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.