Home / 243,434,728,461.60-335,940,320,478.52-135,047,828,535.56

Finding the Fourth Proportional to 243,434,728,461.60, 335,940,320,478.52 and 135,047,828,535.56

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Solution

The fourth proportional to 243,434,728,461.60, 335,940,320,478.52 and 135,047,828,535.56 is: 186,366,222,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,434,728,461.60 : 335,940,320,478.52 = 135,047,828,535.56 : x
  2. Step 2: Convert to fraction form
    243,434,728,461.60/335,940,320,478.52 = 135,047,828,535.56/x
  3. Step 3: Cross multiply
    243,434,728,461.60x = 335,940,320,478.52 × 135,047,828,535.56
  4. Step 4: Simplify right side
    243,434,728,461.60x = 45,368,010,798,164,246,265,856
  5. Step 5: Solve for x
    x = 45,368,010,798,164,246,265,856/243,434,728,461.60
  6. Step 6: Final answer
    x = 186,366,222,621.03

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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.