Home / 130,483,943.73-195,596,631.77-61,272,852.61

Finding the Fourth Proportional to 130,483,943.73, 195,596,631.77 and 61,272,852.61

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Solution

The fourth proportional to 130,483,943.73, 195,596,631.77 and 61,272,852.61 is: 91,848,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,483,943.73 : 195,596,631.77 = 61,272,852.61 : x
  2. Step 2: Convert to fraction form
    130,483,943.73/195,596,631.77 = 61,272,852.61/x
  3. Step 3: Cross multiply
    130,483,943.73x = 195,596,631.77 × 61,272,852.61
  4. Step 4: Simplify right side
    130,483,943.73x = 11,984,763,589,455,654
  5. Step 5: Solve for x
    x = 11,984,763,589,455,654/130,483,943.73
  6. Step 6: Final answer
    x = 91,848,569.62

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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.