Home / 165,117,701.49-227,862,573.79-90,779,526.81

Finding the Fourth Proportional to 165,117,701.49, 227,862,573.79 and 90,779,526.81

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Solution

The fourth proportional to 165,117,701.49, 227,862,573.79 and 90,779,526.81 is: 125,275,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,117,701.49 : 227,862,573.79 = 90,779,526.81 : x
  2. Step 2: Convert to fraction form
    165,117,701.49/227,862,573.79 = 90,779,526.81/x
  3. Step 3: Cross multiply
    165,117,701.49x = 227,862,573.79 × 90,779,526.81
  4. Step 4: Simplify right side
    165,117,701.49x = 20,685,256,626,998,188
  5. Step 5: Solve for x
    x = 20,685,256,626,998,188/165,117,701.49
  6. Step 6: Final answer
    x = 125,275,827.13

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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.