Home / 1,638,303,229.06-2,457,500,630.72-532,908,089.60

Finding the Fourth Proportional to 1,638,303,229.06, 2,457,500,630.72 and 532,908,089.60

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Solution

The fourth proportional to 1,638,303,229.06, 2,457,500,630.72 and 532,908,089.60 is: 799,377,028.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,303,229.06 : 2,457,500,630.72 = 532,908,089.60 : x
  2. Step 2: Convert to fraction form
    1,638,303,229.06/2,457,500,630.72 = 532,908,089.60/x
  3. Step 3: Cross multiply
    1,638,303,229.06x = 2,457,500,630.72 × 532,908,089.60
  4. Step 4: Simplify right side
    1,638,303,229.06x = 1,309,621,966,307,790,336
  5. Step 5: Solve for x
    x = 1,309,621,966,307,790,336/1,638,303,229.06
  6. Step 6: Final answer
    x = 799,377,028.06

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Double scale
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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.