Home / 487,245,723.60-730,868,585.40-241,507,405.20

Finding the Fourth Proportional to 487,245,723.60, 730,868,585.40 and 241,507,405.20

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Solution

The fourth proportional to 487,245,723.60, 730,868,585.40 and 241,507,405.20 is: 362,261,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,245,723.60 : 730,868,585.40 = 241,507,405.20 : x
  2. Step 2: Convert to fraction form
    487,245,723.60/730,868,585.40 = 241,507,405.20/x
  3. Step 3: Cross multiply
    487,245,723.60x = 730,868,585.40 × 241,507,405.20
  4. Step 4: Simplify right side
    487,245,723.60x = 176,510,175,602,148,576
  5. Step 5: Solve for x
    x = 176,510,175,602,148,576/487,245,723.60
  6. Step 6: Final answer
    x = 362,261,107.80

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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.