Home / 759,310,053.44-1,138,849,999.94-206,655,547.91

Finding the Fourth Proportional to 759,310,053.44, 1,138,849,999.94 and 206,655,547.91

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Solution

The fourth proportional to 759,310,053.44, 1,138,849,999.94 and 206,655,547.91 is: 309,952,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,310,053.44 : 1,138,849,999.94 = 206,655,547.91 : x
  2. Step 2: Convert to fraction form
    759,310,053.44/1,138,849,999.94 = 206,655,547.91/x
  3. Step 3: Cross multiply
    759,310,053.44x = 1,138,849,999.94 × 206,655,547.91
  4. Step 4: Simplify right side
    759,310,053.44x = 235,349,670,726,126,912
  5. Step 5: Solve for x
    x = 235,349,670,726,126,912/759,310,053.44
  6. Step 6: Final answer
    x = 309,952,001.37

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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.