Home / 1,076,578,853.49-1,614,868,282.40-258,691,155.57

Finding the Fourth Proportional to 1,076,578,853.49, 1,614,868,282.40 and 258,691,155.57

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Solution

The fourth proportional to 1,076,578,853.49, 1,614,868,282.40 and 258,691,155.57 is: 388,036,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,578,853.49 : 1,614,868,282.40 = 258,691,155.57 : x
  2. Step 2: Convert to fraction form
    1,076,578,853.49/1,614,868,282.40 = 258,691,155.57/x
  3. Step 3: Cross multiply
    1,076,578,853.49x = 1,614,868,282.40 × 258,691,155.57
  4. Step 4: Simplify right side
    1,076,578,853.49x = 417,752,142,066,103,616
  5. Step 5: Solve for x
    x = 417,752,142,066,103,616/1,076,578,853.49
  6. Step 6: Final answer
    x = 388,036,733.87

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1.5x scale

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.