Home / 507,888,837-761,650,444.17-175,805,615.34

Finding the Fourth Proportional to 507,888,837, 761,650,444.17 and 175,805,615.34

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Solution

The fourth proportional to 507,888,837, 761,650,444.17 and 175,805,615.34 is: 263,645,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,888,837 : 761,650,444.17 = 175,805,615.34 : x
  2. Step 2: Convert to fraction form
    507,888,837/761,650,444.17 = 175,805,615.34/x
  3. Step 3: Cross multiply
    507,888,837x = 761,650,444.17 × 175,805,615.34
  4. Step 4: Simplify right side
    507,888,837x = 133,902,425,011,291,168
  5. Step 5: Solve for x
    x = 133,902,425,011,291,168/507,888,837
  6. Step 6: Final answer
    x = 263,645,142.91

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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.