Home / 654,989,360,809.08-903,932,091,132.48-362,007,980,899.72

Finding the Fourth Proportional to 654,989,360,809.08, 903,932,091,132.48 and 362,007,980,899.72

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Solution

The fourth proportional to 654,989,360,809.08, 903,932,091,132.48 and 362,007,980,899.72 is: 499,596,864,866.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,989,360,809.08 : 903,932,091,132.48 = 362,007,980,899.72 : x
  2. Step 2: Convert to fraction form
    654,989,360,809.08/903,932,091,132.48 = 362,007,980,899.72/x
  3. Step 3: Cross multiply
    654,989,360,809.08x = 903,932,091,132.48 × 362,007,980,899.72
  4. Step 4: Simplify right side
    654,989,360,809.08x = 327,230,631,181,330,776,326,144
  5. Step 5: Solve for x
    x = 327,230,631,181,330,776,326,144/654,989,360,809.08
  6. Step 6: Final answer
    x = 499,596,864,866.81

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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.