Home / 161,620,281.60-242,430,422.40-113,152,862.40

Finding the Fourth Proportional to 161,620,281.60, 242,430,422.40 and 113,152,862.40

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Solution

The fourth proportional to 161,620,281.60, 242,430,422.40 and 113,152,862.40 is: 169,729,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,620,281.60 : 242,430,422.40 = 113,152,862.40 : x
  2. Step 2: Convert to fraction form
    161,620,281.60/242,430,422.40 = 113,152,862.40/x
  3. Step 3: Cross multiply
    161,620,281.60x = 242,430,422.40 × 113,152,862.40
  4. Step 4: Simplify right side
    161,620,281.60x = 27,431,696,227,401,080
  5. Step 5: Solve for x
    x = 27,431,696,227,401,080/161,620,281.60
  6. Step 6: Final answer
    x = 169,729,293.60

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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.