Home / 7,971,696,009.30-11,957,544,013.95-4,252,459,314.90

Finding the Fourth Proportional to 7,971,696,009.30, 11,957,544,013.95 and 4,252,459,314.90

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Solution

The fourth proportional to 7,971,696,009.30, 11,957,544,013.95 and 4,252,459,314.90 is: 6,378,688,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,696,009.30 : 11,957,544,013.95 = 4,252,459,314.90 : x
  2. Step 2: Convert to fraction form
    7,971,696,009.30/11,957,544,013.95 = 4,252,459,314.90/x
  3. Step 3: Cross multiply
    7,971,696,009.30x = 11,957,544,013.95 × 4,252,459,314.90
  4. Step 4: Simplify right side
    7,971,696,009.30x = 50,848,969,425,448,419,328
  5. Step 5: Solve for x
    x = 50,848,969,425,448,419,328/7,971,696,009.30
  6. Step 6: Final answer
    x = 6,378,688,972.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.