Home / 402,787,374,080.14-555,848,833,941.66-229,172,509,325.26

Finding the Fourth Proportional to 402,787,374,080.14, 555,848,833,941.66 and 229,172,509,325.26

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Solution

The fourth proportional to 402,787,374,080.14, 555,848,833,941.66 and 229,172,509,325.26 is: 316,259,347,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,787,374,080.14 : 555,848,833,941.66 = 229,172,509,325.26 : x
  2. Step 2: Convert to fraction form
    402,787,374,080.14/555,848,833,941.66 = 229,172,509,325.26/x
  3. Step 3: Cross multiply
    402,787,374,080.14x = 555,848,833,941.66 × 229,172,509,325.26
  4. Step 4: Simplify right side
    402,787,374,080.14x = 127,385,272,079,929,984,417,792
  5. Step 5: Solve for x
    x = 127,385,272,079,929,984,417,792/402,787,374,080.14
  6. Step 6: Final answer
    x = 316,259,347,430.75

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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.