Home / 152,720,944.56-210,759,338.34-83,110,814.64

Finding the Fourth Proportional to 152,720,944.56, 210,759,338.34 and 83,110,814.64

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Solution

The fourth proportional to 152,720,944.56, 210,759,338.34 and 83,110,814.64 is: 114,695,337.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,720,944.56 : 210,759,338.34 = 83,110,814.64 : x
  2. Step 2: Convert to fraction form
    152,720,944.56/210,759,338.34 = 83,110,814.64/x
  3. Step 3: Cross multiply
    152,720,944.56x = 210,759,338.34 × 83,110,814.64
  4. Step 4: Simplify right side
    152,720,944.56x = 17,516,380,302,424,786
  5. Step 5: Solve for x
    x = 17,516,380,302,424,786/152,720,944.56
  6. Step 6: Final answer
    x = 114,695,337.65

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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.