Home / 469,116,459.02-647,380,792.77-260,272,103.45

Finding the Fourth Proportional to 469,116,459.02, 647,380,792.77 and 260,272,103.45

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Solution

The fourth proportional to 469,116,459.02, 647,380,792.77 and 260,272,103.45 is: 359,175,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,116,459.02 : 647,380,792.77 = 260,272,103.45 : x
  2. Step 2: Convert to fraction form
    469,116,459.02/647,380,792.77 = 260,272,103.45/x
  3. Step 3: Cross multiply
    469,116,459.02x = 647,380,792.77 × 260,272,103.45
  4. Step 4: Simplify right side
    469,116,459.02x = 168,495,160,663,163,520
  5. Step 5: Solve for x
    x = 168,495,160,663,163,520/469,116,459.02
  6. Step 6: Final answer
    x = 359,175,546.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.