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Finding the Fourth Proportional to 101,115,602.90, 139,635,903.90 and 95,606,889.02

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Solution

The fourth proportional to 101,115,602.90, 139,635,903.90 and 95,606,889.02 is: 132,028,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,115,602.90 : 139,635,903.90 = 95,606,889.02 : x
  2. Step 2: Convert to fraction form
    101,115,602.90/139,635,903.90 = 95,606,889.02/x
  3. Step 3: Cross multiply
    101,115,602.90x = 139,635,903.90 × 95,606,889.02
  4. Step 4: Simplify right side
    101,115,602.90x = 13,350,154,366,676,506
  5. Step 5: Solve for x
    x = 13,350,154,366,676,506/101,115,602.90
  6. Step 6: Final answer
    x = 132,028,628.47

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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.