Home / 1,323,143,478.60-1,984,715,217.90-548,302,500.60

Finding the Fourth Proportional to 1,323,143,478.60, 1,984,715,217.90 and 548,302,500.60

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Solution

The fourth proportional to 1,323,143,478.60, 1,984,715,217.90 and 548,302,500.60 is: 822,453,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,143,478.60 : 1,984,715,217.90 = 548,302,500.60 : x
  2. Step 2: Convert to fraction form
    1,323,143,478.60/1,984,715,217.90 = 548,302,500.60/x
  3. Step 3: Cross multiply
    1,323,143,478.60x = 1,984,715,217.90 × 548,302,500.60
  4. Step 4: Simplify right side
    1,323,143,478.60x = 1,088,224,316,953,443,968
  5. Step 5: Solve for x
    x = 1,088,224,316,953,443,968/1,323,143,478.60
  6. Step 6: Final answer
    x = 822,453,750.90

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Double scale
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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.