Home / 11,865,715,718.12-16,374,705,627.90-6,440,253,271.46

Finding the Fourth Proportional to 11,865,715,718.12, 16,374,705,627.90 and 6,440,253,271.46

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Solution

The fourth proportional to 11,865,715,718.12, 16,374,705,627.90 and 6,440,253,271.46 is: 8,887,559,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865,715,718.12 : 16,374,705,627.90 = 6,440,253,271.46 : x
  2. Step 2: Convert to fraction form
    11,865,715,718.12/16,374,705,627.90 = 6,440,253,271.46/x
  3. Step 3: Cross multiply
    11,865,715,718.12x = 16,374,705,627.90 × 6,440,253,271.46
  4. Step 4: Simplify right side
    11,865,715,718.12x = 105,457,251,489,277,444,096
  5. Step 5: Solve for x
    x = 105,457,251,489,277,444,096/11,865,715,718.12
  6. Step 6: Final answer
    x = 8,887,559,250.07

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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.