Home / 123,371,187.60-185,056,781.40-46,696,717.20

Finding the Fourth Proportional to 123,371,187.60, 185,056,781.40 and 46,696,717.20

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Solution

The fourth proportional to 123,371,187.60, 185,056,781.40 and 46,696,717.20 is: 70,045,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,371,187.60 : 185,056,781.40 = 46,696,717.20 : x
  2. Step 2: Convert to fraction form
    123,371,187.60/185,056,781.40 = 46,696,717.20/x
  3. Step 3: Cross multiply
    123,371,187.60x = 185,056,781.40 × 46,696,717.20
  4. Step 4: Simplify right side
    123,371,187.60x = 8,641,544,186,978,021
  5. Step 5: Solve for x
    x = 8,641,544,186,978,021/123,371,187.60
  6. Step 6: Final answer
    x = 70,045,075.80

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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.