Home / 179,392,603,317.60-269,088,904,976.40-86,516,556,981.60

Finding the Fourth Proportional to 179,392,603,317.60, 269,088,904,976.40 and 86,516,556,981.60

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Solution

The fourth proportional to 179,392,603,317.60, 269,088,904,976.40 and 86,516,556,981.60 is: 129,774,835,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,392,603,317.60 : 269,088,904,976.40 = 86,516,556,981.60 : x
  2. Step 2: Convert to fraction form
    179,392,603,317.60/269,088,904,976.40 = 86,516,556,981.60/x
  3. Step 3: Cross multiply
    179,392,603,317.60x = 269,088,904,976.40 × 86,516,556,981.60
  4. Step 4: Simplify right side
    179,392,603,317.60x = 23,280,645,580,507,060,371,456
  5. Step 5: Solve for x
    x = 23,280,645,580,507,060,371,456/179,392,603,317.60
  6. Step 6: Final answer
    x = 129,774,835,472.40

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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.