Home / 265,890,803.74-366,990,531.77-155,917,946.14

Finding the Fourth Proportional to 265,890,803.74, 366,990,531.77 and 155,917,946.14

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Solution

The fourth proportional to 265,890,803.74, 366,990,531.77 and 155,917,946.14 is: 215,202,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,890,803.74 : 366,990,531.77 = 155,917,946.14 : x
  2. Step 2: Convert to fraction form
    265,890,803.74/366,990,531.77 = 155,917,946.14/x
  3. Step 3: Cross multiply
    265,890,803.74x = 366,990,531.77 × 155,917,946.14
  4. Step 4: Simplify right side
    265,890,803.74x = 57,220,409,966,404,808
  5. Step 5: Solve for x
    x = 57,220,409,966,404,808/265,890,803.74
  6. Step 6: Final answer
    x = 215,202,666.51

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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.