Home / 309,243,704.40-464,201,684.04-125,137,918.32

Finding the Fourth Proportional to 309,243,704.40, 464,201,684.04 and 125,137,918.32

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Solution

The fourth proportional to 309,243,704.40, 464,201,684.04 and 125,137,918.32 is: 187,842,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,243,704.40 : 464,201,684.04 = 125,137,918.32 : x
  2. Step 2: Convert to fraction form
    309,243,704.40/464,201,684.04 = 125,137,918.32/x
  3. Step 3: Cross multiply
    309,243,704.40x = 464,201,684.04 × 125,137,918.32
  4. Step 4: Simplify right side
    309,243,704.40x = 58,089,232,421,403,968
  5. Step 5: Solve for x
    x = 58,089,232,421,403,968/309,243,704.40
  6. Step 6: Final answer
    x = 187,842,894.12

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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.