Home / 683,160,605.97-942,762,081.07-369,895,032.15

Finding the Fourth Proportional to 683,160,605.97, 942,762,081.07 and 369,895,032.15

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Solution

The fourth proportional to 683,160,605.97, 942,762,081.07 and 369,895,032.15 is: 510,455,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,160,605.97 : 942,762,081.07 = 369,895,032.15 : x
  2. Step 2: Convert to fraction form
    683,160,605.97/942,762,081.07 = 369,895,032.15/x
  3. Step 3: Cross multiply
    683,160,605.97x = 942,762,081.07 × 369,895,032.15
  4. Step 4: Simplify right side
    683,160,605.97x = 348,723,010,285,339,072
  5. Step 5: Solve for x
    x = 348,723,010,285,339,072/683,160,605.97
  6. Step 6: Final answer
    x = 510,455,385.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.