Home / 190,504,191,780.63-285,756,287,572.52-71,130,838,750.29

Finding the Fourth Proportional to 190,504,191,780.63, 285,756,287,572.52 and 71,130,838,750.29

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Solution

The fourth proportional to 190,504,191,780.63, 285,756,287,572.52 and 71,130,838,750.29 is: 106,696,258,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,504,191,780.63 : 285,756,287,572.52 = 71,130,838,750.29 : x
  2. Step 2: Convert to fraction form
    190,504,191,780.63/285,756,287,572.52 = 71,130,838,750.29/x
  3. Step 3: Cross multiply
    190,504,191,780.63x = 285,756,287,572.52 × 71,130,838,750.29
  4. Step 4: Simplify right side
    190,504,191,780.63x = 20,326,084,413,202,416,795,648
  5. Step 5: Solve for x
    x = 20,326,084,413,202,416,795,648/190,504,191,780.63
  6. Step 6: Final answer
    x = 106,696,258,088.69

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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.