Home / 672,068,052.40-1,008,102,078.60-536,019,156.40

Finding the Fourth Proportional to 672,068,052.40, 1,008,102,078.60 and 536,019,156.40

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Solution

The fourth proportional to 672,068,052.40, 1,008,102,078.60 and 536,019,156.40 is: 804,028,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,068,052.40 : 1,008,102,078.60 = 536,019,156.40 : x
  2. Step 2: Convert to fraction form
    672,068,052.40/1,008,102,078.60 = 536,019,156.40/x
  3. Step 3: Cross multiply
    672,068,052.40x = 1,008,102,078.60 × 536,019,156.40
  4. Step 4: Simplify right side
    672,068,052.40x = 540,362,025,736,258,496
  5. Step 5: Solve for x
    x = 540,362,025,736,258,496/672,068,052.40
  6. Step 6: Final answer
    x = 804,028,734.60

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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.