Home / 104,976,006.20-157,464,009.30-74,071,071.80

Finding the Fourth Proportional to 104,976,006.20, 157,464,009.30 and 74,071,071.80

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Solution

The fourth proportional to 104,976,006.20, 157,464,009.30 and 74,071,071.80 is: 111,106,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,006.20 : 157,464,009.30 = 74,071,071.80 : x
  2. Step 2: Convert to fraction form
    104,976,006.20/157,464,009.30 = 74,071,071.80/x
  3. Step 3: Cross multiply
    104,976,006.20x = 157,464,009.30 × 74,071,071.80
  4. Step 4: Simplify right side
    104,976,006.20x = 11,663,527,938,776,168
  5. Step 5: Solve for x
    x = 11,663,527,938,776,168/104,976,006.20
  6. Step 6: Final answer
    x = 111,106,607.70

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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.