Home / 307,153,946.10-460,730,919.15-102,655,449.30

Finding the Fourth Proportional to 307,153,946.10, 460,730,919.15 and 102,655,449.30

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Solution

The fourth proportional to 307,153,946.10, 460,730,919.15 and 102,655,449.30 is: 153,983,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,153,946.10 : 460,730,919.15 = 102,655,449.30 : x
  2. Step 2: Convert to fraction form
    307,153,946.10/460,730,919.15 = 102,655,449.30/x
  3. Step 3: Cross multiply
    307,153,946.10x = 460,730,919.15 × 102,655,449.30
  4. Step 4: Simplify right side
    307,153,946.10x = 47,296,539,511,745,224
  5. Step 5: Solve for x
    x = 47,296,539,511,745,224/307,153,946.10
  6. Step 6: Final answer
    x = 153,983,173.95

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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.