Home / 652,552,387.40-900,546,054.66-355,180,256.48

Finding the Fourth Proportional to 652,552,387.40, 900,546,054.66 and 355,180,256.48

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Solution

The fourth proportional to 652,552,387.40, 900,546,054.66 and 355,180,256.48 is: 490,161,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,552,387.40 : 900,546,054.66 = 355,180,256.48 : x
  2. Step 2: Convert to fraction form
    652,552,387.40/900,546,054.66 = 355,180,256.48/x
  3. Step 3: Cross multiply
    652,552,387.40x = 900,546,054.66 × 355,180,256.48
  4. Step 4: Simplify right side
    652,552,387.40x = 319,856,178,666,190,912
  5. Step 5: Solve for x
    x = 319,856,178,666,190,912/652,552,387.40
  6. Step 6: Final answer
    x = 490,161,686.39

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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.