Home / 759,310,056.19-1,138,850,004.06-206,655,550.66

Finding the Fourth Proportional to 759,310,056.19, 1,138,850,004.06 and 206,655,550.66

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Solution

The fourth proportional to 759,310,056.19, 1,138,850,004.06 and 206,655,550.66 is: 309,952,005.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,310,056.19 : 1,138,850,004.06 = 206,655,550.66 : x
  2. Step 2: Convert to fraction form
    759,310,056.19/1,138,850,004.06 = 206,655,550.66/x
  3. Step 3: Cross multiply
    759,310,056.19x = 1,138,850,004.06 × 206,655,550.66
  4. Step 4: Simplify right side
    759,310,056.19x = 235,349,674,708,162,528
  5. Step 5: Solve for x
    x = 235,349,674,708,162,528/759,310,056.19
  6. Step 6: Final answer
    x = 309,952,005.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.