Home / 3,109,038,340.32-4,289,993,475.65-1,770,757,821.50

Finding the Fourth Proportional to 3,109,038,340.32, 4,289,993,475.65 and 1,770,757,821.50

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Solution

The fourth proportional to 3,109,038,340.32, 4,289,993,475.65 and 1,770,757,821.50 is: 2,443,372,731.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,038,340.32 : 4,289,993,475.65 = 1,770,757,821.50 : x
  2. Step 2: Convert to fraction form
    3,109,038,340.32/4,289,993,475.65 = 1,770,757,821.50/x
  3. Step 3: Cross multiply
    3,109,038,340.32x = 4,289,993,475.65 × 1,770,757,821.50
  4. Step 4: Simplify right side
    3,109,038,340.32x = 7,596,539,501,182,353,408
  5. Step 5: Solve for x
    x = 7,596,539,501,182,353,408/3,109,038,340.32
  6. Step 6: Final answer
    x = 2,443,372,731.26

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1.5x scale

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.