Home / 142,478,800,150.36-213,754,375,008.39-65,956,413,189.08

Finding the Fourth Proportional to 142,478,800,150.36, 213,754,375,008.39 and 65,956,413,189.08

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Solution

The fourth proportional to 142,478,800,150.36, 213,754,375,008.39 and 65,956,413,189.08 is: 98,951,365,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,478,800,150.36 : 213,754,375,008.39 = 65,956,413,189.08 : x
  2. Step 2: Convert to fraction form
    142,478,800,150.36/213,754,375,008.39 = 65,956,413,189.08/x
  3. Step 3: Cross multiply
    142,478,800,150.36x = 213,754,375,008.39 × 65,956,413,189.08
  4. Step 4: Simplify right side
    142,478,800,150.36x = 14,098,471,879,026,927,468,544
  5. Step 5: Solve for x
    x = 14,098,471,879,026,927,468,544/142,478,800,150.36
  6. Step 6: Final answer
    x = 98,951,365,846.35

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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.