Home / 347,680,516,005.10-521,520,774,007.64-124,097,760,318.70

Finding the Fourth Proportional to 347,680,516,005.10, 521,520,774,007.64 and 124,097,760,318.70

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Solution

The fourth proportional to 347,680,516,005.10, 521,520,774,007.64 and 124,097,760,318.70 is: 186,146,640,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,516,005.10 : 521,520,774,007.64 = 124,097,760,318.70 : x
  2. Step 2: Convert to fraction form
    347,680,516,005.10/521,520,774,007.64 = 124,097,760,318.70/x
  3. Step 3: Cross multiply
    347,680,516,005.10x = 521,520,774,007.64 × 124,097,760,318.70
  4. Step 4: Simplify right side
    347,680,516,005.10x = 64,719,560,014,023,016,579,072
  5. Step 5: Solve for x
    x = 64,719,560,014,023,016,579,072/347,680,516,005.10
  6. Step 6: Final answer
    x = 186,146,640,478.05

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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.