Home / 160,261,214.50-221,160,490.59-90,645,097.06

Finding the Fourth Proportional to 160,261,214.50, 221,160,490.59 and 90,645,097.06

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Solution

The fourth proportional to 160,261,214.50, 221,160,490.59 and 90,645,097.06 is: 125,090,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,261,214.50 : 221,160,490.59 = 90,645,097.06 : x
  2. Step 2: Convert to fraction form
    160,261,214.50/221,160,490.59 = 90,645,097.06/x
  3. Step 3: Cross multiply
    160,261,214.50x = 221,160,490.59 × 90,645,097.06
  4. Step 4: Simplify right side
    160,261,214.50x = 20,047,114,135,367,768
  5. Step 5: Solve for x
    x = 20,047,114,135,367,768/160,261,214.50
  6. Step 6: Final answer
    x = 125,090,242.19

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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.