Home / 364,532,948.32-546,577,987.92-142,938,797.80

Finding the Fourth Proportional to 364,532,948.32, 546,577,987.92 and 142,938,797.80

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Solution

The fourth proportional to 364,532,948.32, 546,577,987.92 and 142,938,797.80 is: 214,321,368.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,532,948.32 : 546,577,987.92 = 142,938,797.80 : x
  2. Step 2: Convert to fraction form
    364,532,948.32/546,577,987.92 = 142,938,797.80/x
  3. Step 3: Cross multiply
    364,532,948.32x = 546,577,987.92 × 142,938,797.80
  4. Step 4: Simplify right side
    364,532,948.32x = 78,127,200,497,227,728
  5. Step 5: Solve for x
    x = 78,127,200,497,227,728/364,532,948.32
  6. Step 6: Final answer
    x = 214,321,368.91

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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.