Home / 507,888,838-761,650,445.67-175,805,616.34

Finding the Fourth Proportional to 507,888,838, 761,650,445.67 and 175,805,616.34

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Solution

The fourth proportional to 507,888,838, 761,650,445.67 and 175,805,616.34 is: 263,645,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,888,838 : 761,650,445.67 = 175,805,616.34 : x
  2. Step 2: Convert to fraction form
    507,888,838/761,650,445.67 = 175,805,616.34/x
  3. Step 3: Cross multiply
    507,888,838x = 761,650,445.67 × 175,805,616.34
  4. Step 4: Simplify right side
    507,888,838x = 133,902,426,036,650,032
  5. Step 5: Solve for x
    x = 133,902,426,036,650,032/507,888,838
  6. Step 6: Final answer
    x = 263,645,144.41

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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.