Home / 1,180,984,599.20-1,771,467,567.60-307,584,279.20

Finding the Fourth Proportional to 1,180,984,599.20, 1,771,467,567.60 and 307,584,279.20

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Solution

The fourth proportional to 1,180,984,599.20, 1,771,467,567.60 and 307,584,279.20 is: 461,373,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,984,599.20 : 1,771,467,567.60 = 307,584,279.20 : x
  2. Step 2: Convert to fraction form
    1,180,984,599.20/1,771,467,567.60 = 307,584,279.20/x
  3. Step 3: Cross multiply
    1,180,984,599.20x = 1,771,467,567.60 × 307,584,279.20
  4. Step 4: Simplify right side
    1,180,984,599.20x = 544,875,574,906,423,232
  5. Step 5: Solve for x
    x = 544,875,574,906,423,232/1,180,984,599.20
  6. Step 6: Final answer
    x = 461,373,988.51

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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.