Home / 1,864,280,011.32-2,796,788,403.36-683,871,453.36

Finding the Fourth Proportional to 1,864,280,011.32, 2,796,788,403.36 and 683,871,453.36

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Solution

The fourth proportional to 1,864,280,011.32, 2,796,788,403.36 and 683,871,453.36 is: 1,025,942,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,280,011.32 : 2,796,788,403.36 = 683,871,453.36 : x
  2. Step 2: Convert to fraction form
    1,864,280,011.32/2,796,788,403.36 = 683,871,453.36/x
  3. Step 3: Cross multiply
    1,864,280,011.32x = 2,796,788,403.36 × 683,871,453.36
  4. Step 4: Simplify right side
    1,864,280,011.32x = 1,912,643,750,146,197,248
  5. Step 5: Solve for x
    x = 1,912,643,750,146,197,248/1,864,280,011.32
  6. Step 6: Final answer
    x = 1,025,942,314.74

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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.