Home / 648,330,426.75-894,695,799.39-350,972,448.30

Finding the Fourth Proportional to 648,330,426.75, 894,695,799.39 and 350,972,448.30

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Solution

The fourth proportional to 648,330,426.75, 894,695,799.39 and 350,972,448.30 is: 484,341,876.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,330,426.75 : 894,695,799.39 = 350,972,448.30 : x
  2. Step 2: Convert to fraction form
    648,330,426.75/894,695,799.39 = 350,972,448.30/x
  3. Step 3: Cross multiply
    648,330,426.75x = 894,695,799.39 × 350,972,448.30
  4. Step 4: Simplify right side
    648,330,426.75x = 314,013,575,195,633,984
  5. Step 5: Solve for x
    x = 314,013,575,195,633,984/648,330,426.75
  6. Step 6: Final answer
    x = 484,341,876.06

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Double scale
Find fourth proportional to 648,330,427.75, 894,695,800.77 and 350,972,449.30
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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.