Home / 654,989,360,809.70-903,932,091,133.40-362,007,980,900.36

Finding the Fourth Proportional to 654,989,360,809.70, 903,932,091,133.40 and 362,007,980,900.36

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Solution

The fourth proportional to 654,989,360,809.70, 903,932,091,133.40 and 362,007,980,900.36 is: 499,596,864,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,989,360,809.70 : 903,932,091,133.40 = 362,007,980,900.36 : x
  2. Step 2: Convert to fraction form
    654,989,360,809.70/903,932,091,133.40 = 362,007,980,900.36/x
  3. Step 3: Cross multiply
    654,989,360,809.70x = 903,932,091,133.40 × 362,007,980,900.36
  4. Step 4: Simplify right side
    654,989,360,809.70x = 327,230,631,182,242,316,025,856
  5. Step 5: Solve for x
    x = 327,230,631,182,242,316,025,856/654,989,360,809.70
  6. Step 6: Final answer
    x = 499,596,864,867.73

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.