Home / 459,936,429.10-689,904,643.65-369,237,165.10

Finding the Fourth Proportional to 459,936,429.10, 689,904,643.65 and 369,237,165.10

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Solution

The fourth proportional to 459,936,429.10, 689,904,643.65 and 369,237,165.10 is: 553,855,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,936,429.10 : 689,904,643.65 = 369,237,165.10 : x
  2. Step 2: Convert to fraction form
    459,936,429.10/689,904,643.65 = 369,237,165.10/x
  3. Step 3: Cross multiply
    459,936,429.10x = 689,904,643.65 × 369,237,165.10
  4. Step 4: Simplify right side
    459,936,429.10x = 254,738,434,810,651,712
  5. Step 5: Solve for x
    x = 254,738,434,810,651,712/459,936,429.10
  6. Step 6: Final answer
    x = 553,855,747.65

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Double scale
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Similar ratio
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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.