Home / 511,014,054.84-766,527,224.94-142,526,577.90

Finding the Fourth Proportional to 511,014,054.84, 766,527,224.94 and 142,526,577.90

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Solution

The fourth proportional to 511,014,054.84, 766,527,224.94 and 142,526,577.90 is: 213,791,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,014,054.84 : 766,527,224.94 = 142,526,577.90 : x
  2. Step 2: Convert to fraction form
    511,014,054.84/766,527,224.94 = 142,526,577.90/x
  3. Step 3: Cross multiply
    511,014,054.84x = 766,527,224.94 × 142,526,577.90
  4. Step 4: Simplify right side
    511,014,054.84x = 109,250,502,237,881,744
  5. Step 5: Solve for x
    x = 109,250,502,237,881,744/511,014,054.84
  6. Step 6: Final answer
    x = 213,791,580.10

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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.