Home / 183,780,965.40-275,671,448.10-142,169,135.10

Finding the Fourth Proportional to 183,780,965.40, 275,671,448.10 and 142,169,135.10

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Solution

The fourth proportional to 183,780,965.40, 275,671,448.10 and 142,169,135.10 is: 213,253,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,780,965.40 : 275,671,448.10 = 142,169,135.10 : x
  2. Step 2: Convert to fraction form
    183,780,965.40/275,671,448.10 = 142,169,135.10/x
  3. Step 3: Cross multiply
    183,780,965.40x = 275,671,448.10 × 142,169,135.10
  4. Step 4: Simplify right side
    183,780,965.40x = 39,191,971,348,141,544
  5. Step 5: Solve for x
    x = 39,191,971,348,141,544/183,780,965.40
  6. Step 6: Final answer
    x = 213,253,702.65

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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.