Home / 751,565,914.34-1,126,980,044.85-308,828,387.75

Finding the Fourth Proportional to 751,565,914.34, 1,126,980,044.85 and 308,828,387.75

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Solution

The fourth proportional to 751,565,914.34, 1,126,980,044.85 and 308,828,387.75 is: 463,091,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,565,914.34 : 1,126,980,044.85 = 308,828,387.75 : x
  2. Step 2: Convert to fraction form
    751,565,914.34/1,126,980,044.85 = 308,828,387.75/x
  3. Step 3: Cross multiply
    751,565,914.34x = 1,126,980,044.85 × 308,828,387.75
  4. Step 4: Simplify right side
    751,565,914.34x = 348,043,430,277,448,192
  5. Step 5: Solve for x
    x = 348,043,430,277,448,192/751,565,914.34
  6. Step 6: Final answer
    x = 463,091,025.87

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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.