Home / 155,167,152.01-213,956,707.26-126,821,562.39

Finding the Fourth Proportional to 155,167,152.01, 213,956,707.26 and 126,821,562.39

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Solution

The fourth proportional to 155,167,152.01, 213,956,707.26 and 126,821,562.39 is: 174,871,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,167,152.01 : 213,956,707.26 = 126,821,562.39 : x
  2. Step 2: Convert to fraction form
    155,167,152.01/213,956,707.26 = 126,821,562.39/x
  3. Step 3: Cross multiply
    155,167,152.01x = 213,956,707.26 × 126,821,562.39
  4. Step 4: Simplify right side
    155,167,152.01x = 27,134,323,899,609,852
  5. Step 5: Solve for x
    x = 27,134,323,899,609,852/155,167,152.01
  6. Step 6: Final answer
    x = 174,871,572.68

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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.