Home / 764,134,459.20-1,146,426,570.72-246,555,190.08

Finding the Fourth Proportional to 764,134,459.20, 1,146,426,570.72 and 246,555,190.08

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Solution

The fourth proportional to 764,134,459.20, 1,146,426,570.72 and 246,555,190.08 is: 369,905,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,134,459.20 : 1,146,426,570.72 = 246,555,190.08 : x
  2. Step 2: Convert to fraction form
    764,134,459.20/1,146,426,570.72 = 246,555,190.08/x
  3. Step 3: Cross multiply
    764,134,459.20x = 1,146,426,570.72 × 246,555,190.08
  4. Step 4: Simplify right side
    764,134,459.20x = 282,657,421,056,632,192
  5. Step 5: Solve for x
    x = 282,657,421,056,632,192/764,134,459.20
  6. Step 6: Final answer
    x = 369,905,345.39

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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.