Home / 130,814,838,051.30-196,222,257,076.95-71,307,050,940.90

Finding the Fourth Proportional to 130,814,838,051.30, 196,222,257,076.95 and 71,307,050,940.90

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Solution

The fourth proportional to 130,814,838,051.30, 196,222,257,076.95 and 71,307,050,940.90 is: 106,960,576,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,814,838,051.30 : 196,222,257,076.95 = 71,307,050,940.90 : x
  2. Step 2: Convert to fraction form
    130,814,838,051.30/196,222,257,076.95 = 71,307,050,940.90/x
  3. Step 3: Cross multiply
    130,814,838,051.30x = 196,222,257,076.95 × 71,307,050,940.90
  4. Step 4: Simplify right side
    130,814,838,051.30x = 13,992,030,481,124,448,796,672
  5. Step 5: Solve for x
    x = 13,992,030,481,124,448,796,672/130,814,838,051.30
  6. Step 6: Final answer
    x = 106,960,576,411.35

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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.