Home / 143,607,168,112.80-215,410,752,169.20-65,243,004,016.80

Finding the Fourth Proportional to 143,607,168,112.80, 215,410,752,169.20 and 65,243,004,016.80

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Solution

The fourth proportional to 143,607,168,112.80, 215,410,752,169.20 and 65,243,004,016.80 is: 97,864,506,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,607,168,112.80 : 215,410,752,169.20 = 65,243,004,016.80 : x
  2. Step 2: Convert to fraction form
    143,607,168,112.80/215,410,752,169.20 = 65,243,004,016.80/x
  3. Step 3: Cross multiply
    143,607,168,112.80x = 215,410,752,169.20 × 65,243,004,016.80
  4. Step 4: Simplify right side
    143,607,168,112.80x = 14,054,044,569,037,025,837,056
  5. Step 5: Solve for x
    x = 14,054,044,569,037,025,837,056/143,607,168,112.80
  6. Step 6: Final answer
    x = 97,864,506,025.20

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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.