Home / 1,738,241,998.40-2,607,362,997.60-819,911,950.40

Finding the Fourth Proportional to 1,738,241,998.40, 2,607,362,997.60 and 819,911,950.40

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Solution

The fourth proportional to 1,738,241,998.40, 2,607,362,997.60 and 819,911,950.40 is: 1,229,867,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,241,998.40 : 2,607,362,997.60 = 819,911,950.40 : x
  2. Step 2: Convert to fraction form
    1,738,241,998.40/2,607,362,997.60 = 819,911,950.40/x
  3. Step 3: Cross multiply
    1,738,241,998.40x = 2,607,362,997.60 × 819,911,950.40
  4. Step 4: Simplify right side
    1,738,241,998.40x = 2,137,808,080,763,006,464
  5. Step 5: Solve for x
    x = 2,137,808,080,763,006,464/1,738,241,998.40
  6. Step 6: Final answer
    x = 1,229,867,925.60

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1.5x scale

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.