Home / 616,321,969.60-924,482,954.40-207,242,161.60

Finding the Fourth Proportional to 616,321,969.60, 924,482,954.40 and 207,242,161.60

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Solution

The fourth proportional to 616,321,969.60, 924,482,954.40 and 207,242,161.60 is: 310,863,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,321,969.60 : 924,482,954.40 = 207,242,161.60 : x
  2. Step 2: Convert to fraction form
    616,321,969.60/924,482,954.40 = 207,242,161.60/x
  3. Step 3: Cross multiply
    616,321,969.60x = 924,482,954.40 × 207,242,161.60
  4. Step 4: Simplify right side
    616,321,969.60x = 191,591,845,832,210,208
  5. Step 5: Solve for x
    x = 191,591,845,832,210,208/616,321,969.60
  6. Step 6: Final answer
    x = 310,863,242.40

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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.