Home / 5,310,454,731.80-7,328,450,936.76-2,931,612,216.74

Finding the Fourth Proportional to 5,310,454,731.80, 7,328,450,936.76 and 2,931,612,216.74

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Solution

The fourth proportional to 5,310,454,731.80, 7,328,450,936.76 and 2,931,612,216.74 is: 4,045,637,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,454,731.80 : 7,328,450,936.76 = 2,931,612,216.74 : x
  2. Step 2: Convert to fraction form
    5,310,454,731.80/7,328,450,936.76 = 2,931,612,216.74/x
  3. Step 3: Cross multiply
    5,310,454,731.80x = 7,328,450,936.76 × 2,931,612,216.74
  4. Step 4: Simplify right side
    5,310,454,731.80x = 21,484,176,295,948,673,024
  5. Step 5: Solve for x
    x = 21,484,176,295,948,673,024/5,310,454,731.80
  6. Step 6: Final answer
    x = 4,045,637,780.76

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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.