Home / 208,082,263.81-286,923,457.88-132,609,091.74

Finding the Fourth Proportional to 208,082,263.81, 286,923,457.88 and 132,609,091.74

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Solution

The fourth proportional to 208,082,263.81, 286,923,457.88 and 132,609,091.74 is: 182,853,927.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,082,263.81 : 286,923,457.88 = 132,609,091.74 : x
  2. Step 2: Convert to fraction form
    208,082,263.81/286,923,457.88 = 132,609,091.74/x
  3. Step 3: Cross multiply
    208,082,263.81x = 286,923,457.88 × 132,609,091.74
  4. Step 4: Simplify right side
    208,082,263.81x = 38,048,659,148,366,944
  5. Step 5: Solve for x
    x = 38,048,659,148,366,944/208,082,263.81
  6. Step 6: Final answer
    x = 182,853,927.35

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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.