Home / 80,713,144,416.30-121,069,716,624.45-59,792,438,010.30

Finding the Fourth Proportional to 80,713,144,416.30, 121,069,716,624.45 and 59,792,438,010.30

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Solution

The fourth proportional to 80,713,144,416.30, 121,069,716,624.45 and 59,792,438,010.30 is: 89,688,657,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,713,144,416.30 : 121,069,716,624.45 = 59,792,438,010.30 : x
  2. Step 2: Convert to fraction form
    80,713,144,416.30/121,069,716,624.45 = 59,792,438,010.30/x
  3. Step 3: Cross multiply
    80,713,144,416.30x = 121,069,716,624.45 × 59,792,438,010.30
  4. Step 4: Simplify right side
    80,713,144,416.30x = 7,239,053,526,192,014,491,648
  5. Step 5: Solve for x
    x = 7,239,053,526,192,014,491,648/80,713,144,416.30
  6. Step 6: Final answer
    x = 89,688,657,015.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.