Home / 3,464,142,509.49-4,780,578,672.42-1,878,287,923.41

Finding the Fourth Proportional to 3,464,142,509.49, 4,780,578,672.42 and 1,878,287,923.41

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Solution

The fourth proportional to 3,464,142,509.49, 4,780,578,672.42 and 1,878,287,923.41 is: 2,592,070,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,142,509.49 : 4,780,578,672.42 = 1,878,287,923.41 : x
  2. Step 2: Convert to fraction form
    3,464,142,509.49/4,780,578,672.42 = 1,878,287,923.41/x
  3. Step 3: Cross multiply
    3,464,142,509.49x = 4,780,578,672.42 × 1,878,287,923.41
  4. Step 4: Simplify right side
    3,464,142,509.49x = 8,979,303,187,284,601,856
  5. Step 5: Solve for x
    x = 8,979,303,187,284,601,856/3,464,142,509.49
  6. Step 6: Final answer
    x = 2,592,070,956.29

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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.