Home / 65,632,122,309.28-90,522,357,019.32-56,492,207,093.56

Finding the Fourth Proportional to 65,632,122,309.28, 90,522,357,019.32 and 56,492,207,093.56

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Solution

The fourth proportional to 65,632,122,309.28, 90,522,357,019.32 and 56,492,207,093.56 is: 77,916,233,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,632,122,309.28 : 90,522,357,019.32 = 56,492,207,093.56 : x
  2. Step 2: Convert to fraction form
    65,632,122,309.28/90,522,357,019.32 = 56,492,207,093.56/x
  3. Step 3: Cross multiply
    65,632,122,309.28x = 90,522,357,019.32 × 56,492,207,093.56
  4. Step 4: Simplify right side
    65,632,122,309.28x = 5,113,807,739,332,600,004,608
  5. Step 5: Solve for x
    x = 5,113,807,739,332,600,004,608/65,632,122,309.28
  6. Step 6: Final answer
    x = 77,916,233,079.20

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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.