Home / 627,341,036.40-941,011,554.60-368,680,172.40

Finding the Fourth Proportional to 627,341,036.40, 941,011,554.60 and 368,680,172.40

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Solution

The fourth proportional to 627,341,036.40, 941,011,554.60 and 368,680,172.40 is: 553,020,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,341,036.40 : 941,011,554.60 = 368,680,172.40 : x
  2. Step 2: Convert to fraction form
    627,341,036.40/941,011,554.60 = 368,680,172.40/x
  3. Step 3: Cross multiply
    627,341,036.40x = 941,011,554.60 × 368,680,172.40
  4. Step 4: Simplify right side
    627,341,036.40x = 346,932,302,180,320,000
  5. Step 5: Solve for x
    x = 346,932,302,180,320,000/627,341,036.40
  6. Step 6: Final answer
    x = 553,020,258.60

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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.