Home / 163,140,884,855.12-223,503,809,626.66-157,026,401,317.64

Finding the Fourth Proportional to 163,140,884,855.12, 223,503,809,626.66 and 157,026,401,317.64

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Solution

The fourth proportional to 163,140,884,855.12, 223,503,809,626.66 and 157,026,401,317.64 is: 215,126,937,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,140,884,855.12 : 223,503,809,626.66 = 157,026,401,317.64 : x
  2. Step 2: Convert to fraction form
    163,140,884,855.12/223,503,809,626.66 = 157,026,401,317.64/x
  3. Step 3: Cross multiply
    163,140,884,855.12x = 223,503,809,626.66 × 157,026,401,317.64
  4. Step 4: Simplify right side
    163,140,884,855.12x = 35,095,998,906,457,326,092,288
  5. Step 5: Solve for x
    x = 35,095,998,906,457,326,092,288/163,140,884,855.12
  6. Step 6: Final answer
    x = 215,126,937,294.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.