Home / 393,380,858.10-590,071,287.15-366,507,002.10

Finding the Fourth Proportional to 393,380,858.10, 590,071,287.15 and 366,507,002.10

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Solution

The fourth proportional to 393,380,858.10, 590,071,287.15 and 366,507,002.10 is: 549,760,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,380,858.10 : 590,071,287.15 = 366,507,002.10 : x
  2. Step 2: Convert to fraction form
    393,380,858.10/590,071,287.15 = 366,507,002.10/x
  3. Step 3: Cross multiply
    393,380,858.10x = 590,071,287.15 × 366,507,002.10
  4. Step 4: Simplify right side
    393,380,858.10x = 216,265,258,478,634,752
  5. Step 5: Solve for x
    x = 216,265,258,478,634,752/393,380,858.10
  6. Step 6: Final answer
    x = 549,760,503.15

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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.