Home / 238,142,933,592.32-357,284,105,870.52-76,791,095,338.16

Finding the Fourth Proportional to 238,142,933,592.32, 357,284,105,870.52 and 76,791,095,338.16

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Solution

The fourth proportional to 238,142,933,592.32, 357,284,105,870.52 and 76,791,095,338.16 is: 115,209,120,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,142,933,592.32 : 357,284,105,870.52 = 76,791,095,338.16 : x
  2. Step 2: Convert to fraction form
    238,142,933,592.32/357,284,105,870.52 = 76,791,095,338.16/x
  3. Step 3: Cross multiply
    238,142,933,592.32x = 357,284,105,870.52 × 76,791,095,338.16
  4. Step 4: Simplify right side
    238,142,933,592.32x = 27,436,237,836,712,356,610,048
  5. Step 5: Solve for x
    x = 27,436,237,836,712,356,610,048/238,142,933,592.32
  6. Step 6: Final answer
    x = 115,209,120,097.94

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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.