Home / 115,527,482,148.84-159,404,051,512.20-66,697,456,457.10

Finding the Fourth Proportional to 115,527,482,148.84, 159,404,051,512.20 and 66,697,456,457.10

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Solution

The fourth proportional to 115,527,482,148.84, 159,404,051,512.20 and 66,697,456,457.10 is: 92,028,706,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,527,482,148.84 : 159,404,051,512.20 = 66,697,456,457.10 : x
  2. Step 2: Convert to fraction form
    115,527,482,148.84/159,404,051,512.20 = 66,697,456,457.10/x
  3. Step 3: Cross multiply
    115,527,482,148.84x = 159,404,051,512.20 × 66,697,456,457.10
  4. Step 4: Simplify right side
    115,527,482,148.84x = 10,631,844,784,820,285,603,840
  5. Step 5: Solve for x
    x = 10,631,844,784,820,285,603,840/115,527,482,148.84
  6. Step 6: Final answer
    x = 92,028,706,824.26

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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.