Home / 788,776,623-1,088,543,790.23-436,346,537.49

Finding the Fourth Proportional to 788,776,623, 1,088,543,790.23 and 436,346,537.49

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Solution

The fourth proportional to 788,776,623, 1,088,543,790.23 and 436,346,537.49 is: 602,175,951.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,776,623 : 1,088,543,790.23 = 436,346,537.49 : x
  2. Step 2: Convert to fraction form
    788,776,623/1,088,543,790.23 = 436,346,537.49/x
  3. Step 3: Cross multiply
    788,776,623x = 1,088,543,790.23 × 436,346,537.49
  4. Step 4: Simplify right side
    788,776,623x = 474,982,313,770,919,616
  5. Step 5: Solve for x
    x = 474,982,313,770,919,616/788,776,623
  6. Step 6: Final answer
    x = 602,175,951.87

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1.5x scale

Why These Related Problems?

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