Home / 731,181,219.79-1,009,030,083.28-417,922,159.82

Finding the Fourth Proportional to 731,181,219.79, 1,009,030,083.28 and 417,922,159.82

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Solution

The fourth proportional to 731,181,219.79, 1,009,030,083.28 and 417,922,159.82 is: 576,732,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,181,219.79 : 1,009,030,083.28 = 417,922,159.82 : x
  2. Step 2: Convert to fraction form
    731,181,219.79/1,009,030,083.28 = 417,922,159.82/x
  3. Step 3: Cross multiply
    731,181,219.79x = 1,009,030,083.28 × 417,922,159.82
  4. Step 4: Simplify right side
    731,181,219.79x = 421,696,031,722,770,496
  5. Step 5: Solve for x
    x = 421,696,031,722,770,496/731,181,219.79
  6. Step 6: Final answer
    x = 576,732,580.53

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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.