Home / 786,573,232.50-1,179,916,535.79-301,899,040.50

Finding the Fourth Proportional to 786,573,232.50, 1,179,916,535.79 and 301,899,040.50

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Solution

The fourth proportional to 786,573,232.50, 1,179,916,535.79 and 301,899,040.50 is: 452,870,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,573,232.50 : 1,179,916,535.79 = 301,899,040.50 : x
  2. Step 2: Convert to fraction form
    786,573,232.50/1,179,916,535.79 = 301,899,040.50/x
  3. Step 3: Cross multiply
    786,573,232.50x = 1,179,916,535.79 × 301,899,040.50
  4. Step 4: Simplify right side
    786,573,232.50x = 356,215,670,025,084,928
  5. Step 5: Solve for x
    x = 356,215,670,025,084,928/786,573,232.50
  6. Step 6: Final answer
    x = 452,870,318.12

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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.