Home / 9,857,187,347.40-13,607,609,151.36-6,603,834,911.90

Finding the Fourth Proportional to 9,857,187,347.40, 13,607,609,151.36 and 6,603,834,911.90

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Solution

The fourth proportional to 9,857,187,347.40, 13,607,609,151.36 and 6,603,834,911.90 is: 9,116,434,659.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,857,187,347.40 : 13,607,609,151.36 = 6,603,834,911.90 : x
  2. Step 2: Convert to fraction form
    9,857,187,347.40/13,607,609,151.36 = 6,603,834,911.90/x
  3. Step 3: Cross multiply
    9,857,187,347.40x = 13,607,609,151.36 × 6,603,834,911.90
  4. Step 4: Simplify right side
    9,857,187,347.40x = 89,862,404,381,241,098,240
  5. Step 5: Solve for x
    x = 89,862,404,381,241,098,240/9,857,187,347.40
  6. Step 6: Final answer
    x = 9,116,434,659.73

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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.