Home / 155,015,628.60-232,523,442.90-103,359,563.40

Finding the Fourth Proportional to 155,015,628.60, 232,523,442.90 and 103,359,563.40

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Solution

The fourth proportional to 155,015,628.60, 232,523,442.90 and 103,359,563.40 is: 155,039,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,015,628.60 : 232,523,442.90 = 103,359,563.40 : x
  2. Step 2: Convert to fraction form
    155,015,628.60/232,523,442.90 = 103,359,563.40/x
  3. Step 3: Cross multiply
    155,015,628.60x = 232,523,442.90 × 103,359,563.40
  4. Step 4: Simplify right side
    155,015,628.60x = 24,033,521,538,408,832
  5. Step 5: Solve for x
    x = 24,033,521,538,408,832/155,015,628.60
  6. Step 6: Final answer
    x = 155,039,345.10

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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.