Home / 205,249,657.64-283,137,141.54-126,908,168.36

Finding the Fourth Proportional to 205,249,657.64, 283,137,141.54 and 126,908,168.36

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Solution

The fourth proportional to 205,249,657.64, 283,137,141.54 and 126,908,168.36 is: 175,066,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,249,657.64 : 283,137,141.54 = 126,908,168.36 : x
  2. Step 2: Convert to fraction form
    205,249,657.64/283,137,141.54 = 126,908,168.36/x
  3. Step 3: Cross multiply
    205,249,657.64x = 283,137,141.54 × 126,908,168.36
  4. Step 4: Simplify right side
    205,249,657.64x = 35,932,416,027,527,472
  5. Step 5: Solve for x
    x = 35,932,416,027,527,472/205,249,657.64
  6. Step 6: Final answer
    x = 175,066,874.37

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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.