Home / 107,020,800.39-147,686,192.65-62,970,652.36

Finding the Fourth Proportional to 107,020,800.39, 147,686,192.65 and 62,970,652.36

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Solution

The fourth proportional to 107,020,800.39, 147,686,192.65 and 62,970,652.36 is: 86,898,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,020,800.39 : 147,686,192.65 = 62,970,652.36 : x
  2. Step 2: Convert to fraction form
    107,020,800.39/147,686,192.65 = 62,970,652.36/x
  3. Step 3: Cross multiply
    107,020,800.39x = 147,686,192.65 × 62,970,652.36
  4. Step 4: Simplify right side
    107,020,800.39x = 9,299,895,895,735,138
  5. Step 5: Solve for x
    x = 9,299,895,895,735,138/107,020,800.39
  6. Step 6: Final answer
    x = 86,898,022.27

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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.