Home / 82,907,272.40-124,360,908.60-63,775,396.40

Finding the Fourth Proportional to 82,907,272.40, 124,360,908.60 and 63,775,396.40

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Solution

The fourth proportional to 82,907,272.40, 124,360,908.60 and 63,775,396.40 is: 95,663,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,907,272.40 : 124,360,908.60 = 63,775,396.40 : x
  2. Step 2: Convert to fraction form
    82,907,272.40/124,360,908.60 = 63,775,396.40/x
  3. Step 3: Cross multiply
    82,907,272.40x = 124,360,908.60 × 63,775,396.40
  4. Step 4: Simplify right side
    82,907,272.40x = 7,931,166,242,629,168
  5. Step 5: Solve for x
    x = 7,931,166,242,629,168/82,907,272.40
  6. Step 6: Final answer
    x = 95,663,094.60

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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.