Home / 103,550,667.03-155,285,633.89-38,819,152.13

Finding the Fourth Proportional to 103,550,667.03, 155,285,633.89 and 38,819,152.13

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Solution

The fourth proportional to 103,550,667.03, 155,285,633.89 and 38,819,152.13 is: 58,213,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,550,667.03 : 155,285,633.89 = 38,819,152.13 : x
  2. Step 2: Convert to fraction form
    103,550,667.03/155,285,633.89 = 38,819,152.13/x
  3. Step 3: Cross multiply
    103,550,667.03x = 155,285,633.89 × 38,819,152.13
  4. Step 4: Simplify right side
    103,550,667.03x = 6,028,056,644,851,490
  5. Step 5: Solve for x
    x = 6,028,056,644,851,490/103,550,667.03
  6. Step 6: Final answer
    x = 58,213,595.51

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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.