Home / 127,968,468,570.12-176,594,322,374.19-70,874,553,239.90

Finding the Fourth Proportional to 127,968,468,570.12, 176,594,322,374.19 and 70,874,553,239.90

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Solution

The fourth proportional to 127,968,468,570.12, 176,594,322,374.19 and 70,874,553,239.90 is: 97,805,684,813.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,968,468,570.12 : 176,594,322,374.19 = 70,874,553,239.90 : x
  2. Step 2: Convert to fraction form
    127,968,468,570.12/176,594,322,374.19 = 70,874,553,239.90/x
  3. Step 3: Cross multiply
    127,968,468,570.12x = 176,594,322,374.19 × 70,874,553,239.90
  4. Step 4: Simplify right side
    127,968,468,570.12x = 12,516,043,702,972,710,912,000
  5. Step 5: Solve for x
    x = 12,516,043,702,972,710,912,000/127,968,468,570.12
  6. Step 6: Final answer
    x = 97,805,684,813.01

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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.