Home / 676,822,981.50-1,015,237,975.62-308,100,071.04

Finding the Fourth Proportional to 676,822,981.50, 1,015,237,975.62 and 308,100,071.04

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Solution

The fourth proportional to 676,822,981.50, 1,015,237,975.62 and 308,100,071.04 is: 462,151,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,822,981.50 : 1,015,237,975.62 = 308,100,071.04 : x
  2. Step 2: Convert to fraction form
    676,822,981.50/1,015,237,975.62 = 308,100,071.04/x
  3. Step 3: Cross multiply
    676,822,981.50x = 1,015,237,975.62 × 308,100,071.04
  4. Step 4: Simplify right side
    676,822,981.50x = 312,794,892,411,027,840
  5. Step 5: Solve for x
    x = 312,794,892,411,027,840/676,822,981.50
  6. Step 6: Final answer
    x = 462,151,701.35

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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.