Home / 785,482,701.52-1,178,396,486.16-232,827,757.78

Finding the Fourth Proportional to 785,482,701.52, 1,178,396,486.16 and 232,827,757.78

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Solution

The fourth proportional to 785,482,701.52, 1,178,396,486.16 and 232,827,757.78 is: 349,292,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,482,701.52 : 1,178,396,486.16 = 232,827,757.78 : x
  2. Step 2: Convert to fraction form
    785,482,701.52/1,178,396,486.16 = 232,827,757.78/x
  3. Step 3: Cross multiply
    785,482,701.52x = 1,178,396,486.16 × 232,827,757.78
  4. Step 4: Simplify right side
    785,482,701.52x = 274,363,411,648,463,616
  5. Step 5: Solve for x
    x = 274,363,411,648,463,616/785,482,701.52
  6. Step 6: Final answer
    x = 349,292,748.42

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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.