Home / 5,310,454,731.75-7,328,450,936.69-2,931,612,216.69

Finding the Fourth Proportional to 5,310,454,731.75, 7,328,450,936.69 and 2,931,612,216.69

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Solution

The fourth proportional to 5,310,454,731.75, 7,328,450,936.69 and 2,931,612,216.69 is: 4,045,637,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,454,731.75 : 7,328,450,936.69 = 2,931,612,216.69 : x
  2. Step 2: Convert to fraction form
    5,310,454,731.75/7,328,450,936.69 = 2,931,612,216.69/x
  3. Step 3: Cross multiply
    5,310,454,731.75x = 7,328,450,936.69 × 2,931,612,216.69
  4. Step 4: Simplify right side
    5,310,454,731.75x = 21,484,176,295,413,678,080
  5. Step 5: Solve for x
    x = 21,484,176,295,413,678,080/5,310,454,731.75
  6. Step 6: Final answer
    x = 4,045,637,780.69

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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.