Home / 163,715,995.48-245,602,361.94-66,724,470.04

Finding the Fourth Proportional to 163,715,995.48, 245,602,361.94 and 66,724,470.04

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Solution

The fourth proportional to 163,715,995.48, 245,602,361.94 and 66,724,470.04 is: 100,098,267.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,715,995.48 : 245,602,361.94 = 66,724,470.04 : x
  2. Step 2: Convert to fraction form
    163,715,995.48/245,602,361.94 = 66,724,470.04/x
  3. Step 3: Cross multiply
    163,715,995.48x = 245,602,361.94 × 66,724,470.04
  4. Step 4: Simplify right side
    163,715,995.48x = 16,387,687,441,018,766
  5. Step 5: Solve for x
    x = 16,387,687,441,018,766/163,715,995.48
  6. Step 6: Final answer
    x = 100,098,267.08

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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.