Home / 10,288,079,181.16-14,171,096,015.86-7,272,146,877.28

Finding the Fourth Proportional to 10,288,079,181.16, 14,171,096,015.86 and 7,272,146,877.28

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Solution

The fourth proportional to 10,288,079,181.16, 14,171,096,015.86 and 7,272,146,877.28 is: 10,016,864,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288,079,181.16 : 14,171,096,015.86 = 7,272,146,877.28 : x
  2. Step 2: Convert to fraction form
    10,288,079,181.16/14,171,096,015.86 = 7,272,146,877.28/x
  3. Step 3: Cross multiply
    10,288,079,181.16x = 14,171,096,015.86 × 7,272,146,877.28
  4. Step 4: Simplify right side
    10,288,079,181.16x = 103,054,291,639,264,116,736
  5. Step 5: Solve for x
    x = 103,054,291,639,264,116,736/10,288,079,181.16
  6. Step 6: Final answer
    x = 10,016,864,161.39

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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.