Home / 105,865,497,924.15-158,845,140,911.34-55,488,959,512.59

Finding the Fourth Proportional to 105,865,497,924.15, 158,845,140,911.34 and 55,488,959,512.59

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Solution

The fourth proportional to 105,865,497,924.15, 158,845,140,911.34 and 55,488,959,512.59 is: 83,258,018,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,865,497,924.15 : 158,845,140,911.34 = 55,488,959,512.59 : x
  2. Step 2: Convert to fraction form
    105,865,497,924.15/158,845,140,911.34 = 55,488,959,512.59/x
  3. Step 3: Cross multiply
    105,865,497,924.15x = 158,845,140,911.34 × 55,488,959,512.59
  4. Step 4: Simplify right side
    105,865,497,924.15x = 8,814,151,592,800,997,605,376
  5. Step 5: Solve for x
    x = 8,814,151,592,800,997,605,376/105,865,497,924.15
  6. Step 6: Final answer
    x = 83,258,018,576.70

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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.