Home / 2,312,294,970.37-3,190,969,420.72-1,255,023,160.50

Finding the Fourth Proportional to 2,312,294,970.37, 3,190,969,420.72 and 1,255,023,160.50

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Solution

The fourth proportional to 2,312,294,970.37, 3,190,969,420.72 and 1,255,023,160.50 is: 1,731,933,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,294,970.37 : 3,190,969,420.72 = 1,255,023,160.50 : x
  2. Step 2: Convert to fraction form
    2,312,294,970.37/3,190,969,420.72 = 1,255,023,160.50/x
  3. Step 3: Cross multiply
    2,312,294,970.37x = 3,190,969,420.72 × 1,255,023,160.50
  4. Step 4: Simplify right side
    2,312,294,970.37x = 4,004,740,527,459,856,896
  5. Step 5: Solve for x
    x = 4,004,740,527,459,856,896/2,312,294,970.37
  6. Step 6: Final answer
    x = 1,731,933,243.28

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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.