Home / 12,438,610,385.34-17,073,912,264.67-10,997,342,393.34

Finding the Fourth Proportional to 12,438,610,385.34, 17,073,912,264.67 and 10,997,342,393.34

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Solution

The fourth proportional to 12,438,610,385.34, 17,073,912,264.67 and 10,997,342,393.34 is: 15,095,549,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,438,610,385.34 : 17,073,912,264.67 = 10,997,342,393.34 : x
  2. Step 2: Convert to fraction form
    12,438,610,385.34/17,073,912,264.67 = 10,997,342,393.34/x
  3. Step 3: Cross multiply
    12,438,610,385.34x = 17,073,912,264.67 × 10,997,342,393.34
  4. Step 4: Simplify right side
    12,438,610,385.34x = 187,767,659,168,368,197,632
  5. Step 5: Solve for x
    x = 187,767,659,168,368,197,632/12,438,610,385.34
  6. Step 6: Final answer
    x = 15,095,549,530.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.