Home / 130,386,420,105.45-195,579,630,158.17-130,386,420,105.45

Finding the Fourth Proportional to 130,386,420,105.45, 195,579,630,158.17 and 130,386,420,105.45

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Solution

The fourth proportional to 130,386,420,105.45, 195,579,630,158.17 and 130,386,420,105.45 is: 195,579,630,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,386,420,105.45 : 195,579,630,158.17 = 130,386,420,105.45 : x
  2. Step 2: Convert to fraction form
    130,386,420,105.45/195,579,630,158.17 = 130,386,420,105.45/x
  3. Step 3: Cross multiply
    130,386,420,105.45x = 195,579,630,158.17 × 130,386,420,105.45
  4. Step 4: Simplify right side
    130,386,420,105.45x = 25,500,927,821,871,692,382,208
  5. Step 5: Solve for x
    x = 25,500,927,821,871,692,382,208/130,386,420,105.45
  6. Step 6: Final answer
    x = 195,579,630,158.17

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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.