Home / 475,632,000.30-713,448,000.45-312,898,205.10

Finding the Fourth Proportional to 475,632,000.30, 713,448,000.45 and 312,898,205.10

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Solution

The fourth proportional to 475,632,000.30, 713,448,000.45 and 312,898,205.10 is: 469,347,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,632,000.30 : 713,448,000.45 = 312,898,205.10 : x
  2. Step 2: Convert to fraction form
    475,632,000.30/713,448,000.45 = 312,898,205.10/x
  3. Step 3: Cross multiply
    475,632,000.30x = 713,448,000.45 × 312,898,205.10
  4. Step 4: Simplify right side
    475,632,000.30x = 223,236,598,772,989,024
  5. Step 5: Solve for x
    x = 223,236,598,772,989,024/475,632,000.30
  6. Step 6: Final answer
    x = 469,347,307.65

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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.