Home / 1,207,624,811.08-1,811,138,034.98-517,453,800.52

Finding the Fourth Proportional to 1,207,624,811.08, 1,811,138,034.98 and 517,453,800.52

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Solution

The fourth proportional to 1,207,624,811.08, 1,811,138,034.98 and 517,453,800.52 is: 776,052,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,624,811.08 : 1,811,138,034.98 = 517,453,800.52 : x
  2. Step 2: Convert to fraction form
    1,207,624,811.08/1,811,138,034.98 = 517,453,800.52/x
  3. Step 3: Cross multiply
    1,207,624,811.08x = 1,811,138,034.98 × 517,453,800.52
  4. Step 4: Simplify right side
    1,207,624,811.08x = 937,180,259,466,725,632
  5. Step 5: Solve for x
    x = 937,180,259,466,725,632/1,207,624,811.08
  6. Step 6: Final answer
    x = 776,052,504.77

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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.