Home / 281,841,973.60-422,762,960.40-160,909,621.60

Finding the Fourth Proportional to 281,841,973.60, 422,762,960.40 and 160,909,621.60

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Solution

The fourth proportional to 281,841,973.60, 422,762,960.40 and 160,909,621.60 is: 241,364,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,841,973.60 : 422,762,960.40 = 160,909,621.60 : x
  2. Step 2: Convert to fraction form
    281,841,973.60/422,762,960.40 = 160,909,621.60/x
  3. Step 3: Cross multiply
    281,841,973.60x = 422,762,960.40 × 160,909,621.60
  4. Step 4: Simplify right side
    281,841,973.60x = 68,026,627,984,459,776
  5. Step 5: Solve for x
    x = 68,026,627,984,459,776/281,841,973.60
  6. Step 6: Final answer
    x = 241,364,432.40

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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.