Home / 105,922,347.63-146,238,053.45-83,984,463.15

Finding the Fourth Proportional to 105,922,347.63, 146,238,053.45 and 83,984,463.15

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Solution

The fourth proportional to 105,922,347.63, 146,238,053.45 and 83,984,463.15 is: 115,950,266.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,922,347.63 : 146,238,053.45 = 83,984,463.15 : x
  2. Step 2: Convert to fraction form
    105,922,347.63/146,238,053.45 = 83,984,463.15/x
  3. Step 3: Cross multiply
    105,922,347.63x = 146,238,053.45 × 83,984,463.15
  4. Step 4: Simplify right side
    105,922,347.63x = 12,281,724,410,679,334
  5. Step 5: Solve for x
    x = 12,281,724,410,679,334/105,922,347.63
  6. Step 6: Final answer
    x = 115,950,266.26

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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.