Home / 155,928,705.16-215,147,211.89-92,317,458.35

Finding the Fourth Proportional to 155,928,705.16, 215,147,211.89 and 92,317,458.35

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Solution

The fourth proportional to 155,928,705.16, 215,147,211.89 and 92,317,458.35 is: 127,377,725.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,928,705.16 : 215,147,211.89 = 92,317,458.35 : x
  2. Step 2: Convert to fraction form
    155,928,705.16/215,147,211.89 = 92,317,458.35/x
  3. Step 3: Cross multiply
    155,928,705.16x = 215,147,211.89 × 92,317,458.35
  4. Step 4: Simplify right side
    155,928,705.16x = 19,861,843,772,849,980
  5. Step 5: Solve for x
    x = 19,861,843,772,849,980/155,928,705.16
  6. Step 6: Final answer
    x = 127,377,725.31

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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.