Home / 180,365,913,344.40-248,905,542,024.32-100,169,872,121.40

Finding the Fourth Proportional to 180,365,913,344.40, 248,905,542,024.32 and 100,169,872,121.40

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Solution

The fourth proportional to 180,365,913,344.40, 248,905,542,024.32 and 100,169,872,121.40 is: 138,234,746,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,365,913,344.40 : 248,905,542,024.32 = 100,169,872,121.40 : x
  2. Step 2: Convert to fraction form
    180,365,913,344.40/248,905,542,024.32 = 100,169,872,121.40/x
  3. Step 3: Cross multiply
    180,365,913,344.40x = 248,905,542,024.32 × 100,169,872,121.40
  4. Step 4: Simplify right side
    180,365,913,344.40x = 24,932,836,314,883,886,678,016
  5. Step 5: Solve for x
    x = 24,932,836,314,883,886,678,016/180,365,913,344.40
  6. Step 6: Final answer
    x = 138,234,746,535.93

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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.