Home / 9,789,258,813,387.80-13,509,219,161,397-5,339,796,793,278.20

Finding the Fourth Proportional to 9,789,258,813,387.80, 13,509,219,161,397 and 5,339,796,793,278.20

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Solution

The fourth proportional to 9,789,258,813,387.80, 13,509,219,161,397 and 5,339,796,793,278.20 is: 7,368,942,484,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,258,813,387.80 : 13,509,219,161,397 = 5,339,796,793,278.20 : x
  2. Step 2: Convert to fraction form
    9,789,258,813,387.80/13,509,219,161,397 = 5,339,796,793,278.20/x
  3. Step 3: Cross multiply
    9,789,258,813,387.80x = 13,509,219,161,397 × 5,339,796,793,278.20
  4. Step 4: Simplify right side
    9,789,258,813,387.80x = 72,136,485,157,720,116,846,133,248
  5. Step 5: Solve for x
    x = 72,136,485,157,720,116,846,133,248/9,789,258,813,387.80
  6. Step 6: Final answer
    x = 7,368,942,484,089.42

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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.