Home / 11,552,221,655.39-15,957,020,316.06-9,553,131,932.15

Finding the Fourth Proportional to 11,552,221,655.39, 15,957,020,316.06 and 9,553,131,932.15

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Solution

The fourth proportional to 11,552,221,655.39, 15,957,020,316.06 and 9,553,131,932.15 is: 13,195,688,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552,221,655.39 : 15,957,020,316.06 = 9,553,131,932.15 : x
  2. Step 2: Convert to fraction form
    11,552,221,655.39/15,957,020,316.06 = 9,553,131,932.15/x
  3. Step 3: Cross multiply
    11,552,221,655.39x = 15,957,020,316.06 × 9,553,131,932.15
  4. Step 4: Simplify right side
    11,552,221,655.39x = 152,439,520,323,239,280,640
  5. Step 5: Solve for x
    x = 152,439,520,323,239,280,640/11,552,221,655.39
  6. Step 6: Final answer
    x = 13,195,688,662.38

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Double scale
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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.