Home / 307,153,929.60-460,730,894.40-102,655,432.80

Finding the Fourth Proportional to 307,153,929.60, 460,730,894.40 and 102,655,432.80

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Solution

The fourth proportional to 307,153,929.60, 460,730,894.40 and 102,655,432.80 is: 153,983,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,153,929.60 : 460,730,894.40 = 102,655,432.80 : x
  2. Step 2: Convert to fraction form
    307,153,929.60/460,730,894.40 = 102,655,432.80/x
  3. Step 3: Cross multiply
    307,153,929.60x = 460,730,894.40 × 102,655,432.80
  4. Step 4: Simplify right side
    307,153,929.60x = 47,296,529,368,963,096
  5. Step 5: Solve for x
    x = 47,296,529,368,963,096/307,153,929.60
  6. Step 6: Final answer
    x = 153,983,149.20

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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.