Home / 127,182,705.08-175,550,193.70-74,273,684.66

Finding the Fourth Proportional to 127,182,705.08, 175,550,193.70 and 74,273,684.66

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Solution

The fourth proportional to 127,182,705.08, 175,550,193.70 and 74,273,684.66 is: 102,519,911.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,182,705.08 : 175,550,193.70 = 74,273,684.66 : x
  2. Step 2: Convert to fraction form
    127,182,705.08/175,550,193.70 = 74,273,684.66/x
  3. Step 3: Cross multiply
    127,182,705.08x = 175,550,193.70 × 74,273,684.66
  4. Step 4: Simplify right side
    127,182,705.08x = 13,038,759,728,875,718
  5. Step 5: Solve for x
    x = 13,038,759,728,875,718/127,182,705.08
  6. Step 6: Final answer
    x = 102,519,911.97

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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.