Home / 732,251,918.75-1,010,515,063.41-397,730,973.53

Finding the Fourth Proportional to 732,251,918.75, 1,010,515,063.41 and 397,730,973.53

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Solution

The fourth proportional to 732,251,918.75, 1,010,515,063.41 and 397,730,973.53 is: 548,872,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,251,918.75 : 1,010,515,063.41 = 397,730,973.53 : x
  2. Step 2: Convert to fraction form
    732,251,918.75/1,010,515,063.41 = 397,730,973.53/x
  3. Step 3: Cross multiply
    732,251,918.75x = 1,010,515,063.41 × 397,730,973.53
  4. Step 4: Simplify right side
    732,251,918.75x = 401,913,139,939,315,264
  5. Step 5: Solve for x
    x = 401,913,139,939,315,264/732,251,918.75
  6. Step 6: Final answer
    x = 548,872,771.31

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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.