Home / 440,147,869.60-660,221,804.40-236,074,525.60

Finding the Fourth Proportional to 440,147,869.60, 660,221,804.40 and 236,074,525.60

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Solution

The fourth proportional to 440,147,869.60, 660,221,804.40 and 236,074,525.60 is: 354,111,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,147,869.60 : 660,221,804.40 = 236,074,525.60 : x
  2. Step 2: Convert to fraction form
    440,147,869.60/660,221,804.40 = 236,074,525.60/x
  3. Step 3: Cross multiply
    440,147,869.60x = 660,221,804.40 × 236,074,525.60
  4. Step 4: Simplify right side
    440,147,869.60x = 155,861,549,264,505,984
  5. Step 5: Solve for x
    x = 155,861,549,264,505,984/440,147,869.60
  6. Step 6: Final answer
    x = 354,111,788.40

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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.