Home / 65,632,122,307.28-90,522,357,016.56-56,492,207,091.56

Finding the Fourth Proportional to 65,632,122,307.28, 90,522,357,016.56 and 56,492,207,091.56

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Solution

The fourth proportional to 65,632,122,307.28, 90,522,357,016.56 and 56,492,207,091.56 is: 77,916,233,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,632,122,307.28 : 90,522,357,016.56 = 56,492,207,091.56 : x
  2. Step 2: Convert to fraction form
    65,632,122,307.28/90,522,357,016.56 = 56,492,207,091.56/x
  3. Step 3: Cross multiply
    65,632,122,307.28x = 90,522,357,016.56 × 56,492,207,091.56
  4. Step 4: Simplify right side
    65,632,122,307.28x = 5,113,807,738,995,636,961,280
  5. Step 5: Solve for x
    x = 5,113,807,738,995,636,961,280/65,632,122,307.28
  6. Step 6: Final answer
    x = 77,916,233,076.44

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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.