Home / 5,439,566,853.61-8,161,015,475.99-2,785,502,109.40

Finding the Fourth Proportional to 5,439,566,853.61, 8,161,015,475.99 and 2,785,502,109.40

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Solution

The fourth proportional to 5,439,566,853.61, 8,161,015,475.99 and 2,785,502,109.40 is: 4,179,105,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,566,853.61 : 8,161,015,475.99 = 2,785,502,109.40 : x
  2. Step 2: Convert to fraction form
    5,439,566,853.61/8,161,015,475.99 = 2,785,502,109.40/x
  3. Step 3: Cross multiply
    5,439,566,853.61x = 8,161,015,475.99 × 2,785,502,109.40
  4. Step 4: Simplify right side
    5,439,566,853.61x = 22,732,525,823,216,189,440
  5. Step 5: Solve for x
    x = 22,732,525,823,216,189,440/5,439,566,853.61
  6. Step 6: Final answer
    x = 4,179,105,880.12

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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.