Home / 9,579,818,072.16-13,220,009,678.40-5,350,790,103.12

Finding the Fourth Proportional to 9,579,818,072.16, 13,220,009,678.40 and 5,350,790,103.12

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Solution

The fourth proportional to 9,579,818,072.16, 13,220,009,678.40 and 5,350,790,103.12 is: 7,384,012,558.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579,818,072.16 : 13,220,009,678.40 = 5,350,790,103.12 : x
  2. Step 2: Convert to fraction form
    9,579,818,072.16/13,220,009,678.40 = 5,350,790,103.12/x
  3. Step 3: Cross multiply
    9,579,818,072.16x = 13,220,009,678.40 × 5,350,790,103.12
  4. Step 4: Simplify right side
    9,579,818,072.16x = 70,737,496,950,333,333,504
  5. Step 5: Solve for x
    x = 70,737,496,950,333,333,504/9,579,818,072.16
  6. Step 6: Final answer
    x = 7,384,012,558.22

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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.