Home / 900,828,015.70-1,351,242,023.55-554,659,158.10

Finding the Fourth Proportional to 900,828,015.70, 1,351,242,023.55 and 554,659,158.10

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Solution

The fourth proportional to 900,828,015.70, 1,351,242,023.55 and 554,659,158.10 is: 831,988,737.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,828,015.70 : 1,351,242,023.55 = 554,659,158.10 : x
  2. Step 2: Convert to fraction form
    900,828,015.70/1,351,242,023.55 = 554,659,158.10/x
  3. Step 3: Cross multiply
    900,828,015.70x = 1,351,242,023.55 × 554,659,158.10
  4. Step 4: Simplify right side
    900,828,015.70x = 749,478,763,171,583,360
  5. Step 5: Solve for x
    x = 749,478,763,171,583,360/900,828,015.70
  6. Step 6: Final answer
    x = 831,988,737.15

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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.