Home / 39,477,719,733.56-59,218,492,962.92-12,945,889,188.44

Finding the Fourth Proportional to 39,477,719,733.56, 59,218,492,962.92 and 12,945,889,188.44

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Solution

The fourth proportional to 39,477,719,733.56, 59,218,492,962.92 and 12,945,889,188.44 is: 19,419,461,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,477,719,733.56 : 59,218,492,962.92 = 12,945,889,188.44 : x
  2. Step 2: Convert to fraction form
    39,477,719,733.56/59,218,492,962.92 = 12,945,889,188.44/x
  3. Step 3: Cross multiply
    39,477,719,733.56x = 59,218,492,962.92 × 12,945,889,188.44
  4. Step 4: Simplify right side
    39,477,719,733.56x = 766,636,047,804,376,285,184
  5. Step 5: Solve for x
    x = 766,636,047,804,376,285,184/39,477,719,733.56
  6. Step 6: Final answer
    x = 19,419,461,229.74

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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.