Home / 780,410,187.44-1,170,501,332.98-227,564,056.16

Finding the Fourth Proportional to 780,410,187.44, 1,170,501,332.98 and 227,564,056.16

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Solution

The fourth proportional to 780,410,187.44, 1,170,501,332.98 and 227,564,056.16 is: 341,312,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,410,187.44 : 1,170,501,332.98 = 227,564,056.16 : x
  2. Step 2: Convert to fraction form
    780,410,187.44/1,170,501,332.98 = 227,564,056.16/x
  3. Step 3: Cross multiply
    780,410,187.44x = 1,170,501,332.98 × 227,564,056.16
  4. Step 4: Simplify right side
    780,410,187.44x = 266,364,031,073,615,584
  5. Step 5: Solve for x
    x = 266,364,031,073,615,584/780,410,187.44
  6. Step 6: Final answer
    x = 341,312,857.47

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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.