Home / 2,311,044,430.23-3,189,247,495.34-1,253,772,402.39

Finding the Fourth Proportional to 2,311,044,430.23, 3,189,247,495.34 and 1,253,772,402.39

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Solution

The fourth proportional to 2,311,044,430.23, 3,189,247,495.34 and 1,253,772,402.39 is: 1,730,209,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,044,430.23 : 3,189,247,495.34 = 1,253,772,402.39 : x
  2. Step 2: Convert to fraction form
    2,311,044,430.23/3,189,247,495.34 = 1,253,772,402.39/x
  3. Step 3: Cross multiply
    2,311,044,430.23x = 3,189,247,495.34 × 1,253,772,402.39
  4. Step 4: Simplify right side
    2,311,044,430.23x = 3,998,590,494,042,453,504
  5. Step 5: Solve for x
    x = 3,998,590,494,042,453,504/2,311,044,430.23
  6. Step 6: Final answer
    x = 1,730,209,268.91

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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.