Home / 683,025,684.53-942,575,760-369,759,898.50

Finding the Fourth Proportional to 683,025,684.53, 942,575,760 and 369,759,898.50

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Solution

The fourth proportional to 683,025,684.53, 942,575,760 and 369,759,898.50 is: 510,268,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,025,684.53 : 942,575,760 = 369,759,898.50 : x
  2. Step 2: Convert to fraction form
    683,025,684.53/942,575,760 = 369,759,898.50/x
  3. Step 3: Cross multiply
    683,025,684.53x = 942,575,760 × 369,759,898.50
  4. Step 4: Simplify right side
    683,025,684.53x = 348,526,717,346,160,384
  5. Step 5: Solve for x
    x = 348,526,717,346,160,384/683,025,684.53
  6. Step 6: Final answer
    x = 510,268,830.65

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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.