Home / 370,243,965,702.26-510,895,820,252.64-207,630,147,820.52

Finding the Fourth Proportional to 370,243,965,702.26, 510,895,820,252.64 and 207,630,147,820.52

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Solution

The fourth proportional to 370,243,965,702.26, 510,895,820,252.64 and 207,630,147,820.52 is: 286,506,694,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,243,965,702.26 : 510,895,820,252.64 = 207,630,147,820.52 : x
  2. Step 2: Convert to fraction form
    370,243,965,702.26/510,895,820,252.64 = 207,630,147,820.52/x
  3. Step 3: Cross multiply
    370,243,965,702.26x = 510,895,820,252.64 × 207,630,147,820.52
  4. Step 4: Simplify right side
    370,243,965,702.26x = 106,077,374,679,941,451,350,016
  5. Step 5: Solve for x
    x = 106,077,374,679,941,451,350,016/370,243,965,702.26
  6. Step 6: Final answer
    x = 286,506,694,251.56

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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.