Home / 314,112,363.20-471,168,544.80-98,701,265.60

Finding the Fourth Proportional to 314,112,363.20, 471,168,544.80 and 98,701,265.60

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Solution

The fourth proportional to 314,112,363.20, 471,168,544.80 and 98,701,265.60 is: 148,051,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,112,363.20 : 471,168,544.80 = 98,701,265.60 : x
  2. Step 2: Convert to fraction form
    314,112,363.20/471,168,544.80 = 98,701,265.60/x
  3. Step 3: Cross multiply
    314,112,363.20x = 471,168,544.80 × 98,701,265.60
  4. Step 4: Simplify right side
    314,112,363.20x = 46,504,931,682,670,296
  5. Step 5: Solve for x
    x = 46,504,931,682,670,296/314,112,363.20
  6. Step 6: Final answer
    x = 148,051,898.40

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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.