Home / 459,936,593.60-689,904,890.40-369,237,329.60

Finding the Fourth Proportional to 459,936,593.60, 689,904,890.40 and 369,237,329.60

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Solution

The fourth proportional to 459,936,593.60, 689,904,890.40 and 369,237,329.60 is: 553,855,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,936,593.60 : 689,904,890.40 = 369,237,329.60 : x
  2. Step 2: Convert to fraction form
    459,936,593.60/689,904,890.40 = 369,237,329.60/x
  3. Step 3: Cross multiply
    459,936,593.60x = 689,904,890.40 × 369,237,329.60
  4. Step 4: Simplify right side
    459,936,593.60x = 254,738,639,409,276,672
  5. Step 5: Solve for x
    x = 254,738,639,409,276,672/459,936,593.60
  6. Step 6: Final answer
    x = 553,855,994.40

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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.