Home / 523,442,719,015.34-785,402,646,706.02-268,651,028,133.50

Finding the Fourth Proportional to 523,442,719,015.34, 785,402,646,706.02 and 268,651,028,133.50

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Solution

The fourth proportional to 523,442,719,015.34, 785,402,646,706.02 and 268,651,028,133.50 is: 403,098,984,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,442,719,015.34 : 785,402,646,706.02 = 268,651,028,133.50 : x
  2. Step 2: Convert to fraction form
    523,442,719,015.34/785,402,646,706.02 = 268,651,028,133.50/x
  3. Step 3: Cross multiply
    523,442,719,015.34x = 785,402,646,706.02 × 268,651,028,133.50
  4. Step 4: Simplify right side
    523,442,719,015.34x = 210,999,228,536,344,354,488,320
  5. Step 5: Solve for x
    x = 210,999,228,536,344,354,488,320/523,442,719,015.34
  6. Step 6: Final answer
    x = 403,098,984,609.55

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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.