Home / 102,386,844,886.08-153,412,555,473.56-54,529,042,969.38

Finding the Fourth Proportional to 102,386,844,886.08, 153,412,555,473.56 and 54,529,042,969.38

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Solution

The fourth proportional to 102,386,844,886.08, 153,412,555,473.56 and 54,529,042,969.38 is: 81,704,244,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,386,844,886.08 : 153,412,555,473.56 = 54,529,042,969.38 : x
  2. Step 2: Convert to fraction form
    102,386,844,886.08/153,412,555,473.56 = 54,529,042,969.38/x
  3. Step 3: Cross multiply
    102,386,844,886.08x = 153,412,555,473.56 × 54,529,042,969.38
  4. Step 4: Simplify right side
    102,386,844,886.08x = 8,365,439,829,460,145,668,096
  5. Step 5: Solve for x
    x = 8,365,439,829,460,145,668,096/102,386,844,886.08
  6. Step 6: Final answer
    x = 81,704,244,708.08

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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.