Home / 528,072,080.72-792,107,032.44-297,936,695.12

Finding the Fourth Proportional to 528,072,080.72, 792,107,032.44 and 297,936,695.12

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Solution

The fourth proportional to 528,072,080.72, 792,107,032.44 and 297,936,695.12 is: 446,904,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,072,080.72 : 792,107,032.44 = 297,936,695.12 : x
  2. Step 2: Convert to fraction form
    528,072,080.72/792,107,032.44 = 297,936,695.12/x
  3. Step 3: Cross multiply
    528,072,080.72x = 792,107,032.44 × 297,936,695.12
  4. Step 4: Simplify right side
    528,072,080.72x = 235,997,751,426,484,256
  5. Step 5: Solve for x
    x = 235,997,751,426,484,256/528,072,080.72
  6. Step 6: Final answer
    x = 446,904,428.47

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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.