Home / 28,157,082,900.32-38,860,105,549.37-16,725,696,917.17

Finding the Fourth Proportional to 28,157,082,900.32, 38,860,105,549.37 and 16,725,696,917.17

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Solution

The fourth proportional to 28,157,082,900.32, 38,860,105,549.37 and 16,725,696,917.17 is: 23,083,440,493.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,157,082,900.32 : 38,860,105,549.37 = 16,725,696,917.17 : x
  2. Step 2: Convert to fraction form
    28,157,082,900.32/38,860,105,549.37 = 16,725,696,917.17/x
  3. Step 3: Cross multiply
    28,157,082,900.32x = 38,860,105,549.37 × 16,725,696,917.17
  4. Step 4: Simplify right side
    28,157,082,900.32x = 649,962,347,587,998,711,808
  5. Step 5: Solve for x
    x = 649,962,347,587,998,711,808/28,157,082,900.32
  6. Step 6: Final answer
    x = 23,083,440,493.07

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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.