Home / 1,539,652,807.70-2,309,479,211.55-1,509,041,806.10

Finding the Fourth Proportional to 1,539,652,807.70, 2,309,479,211.55 and 1,509,041,806.10

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Solution

The fourth proportional to 1,539,652,807.70, 2,309,479,211.55 and 1,509,041,806.10 is: 2,263,562,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,652,807.70 : 2,309,479,211.55 = 1,509,041,806.10 : x
  2. Step 2: Convert to fraction form
    1,539,652,807.70/2,309,479,211.55 = 1,509,041,806.10/x
  3. Step 3: Cross multiply
    1,539,652,807.70x = 2,309,479,211.55 × 1,509,041,806.10
  4. Step 4: Simplify right side
    1,539,652,807.70x = 3,485,100,680,547,815,936
  5. Step 5: Solve for x
    x = 3,485,100,680,547,815,936/1,539,652,807.70
  6. Step 6: Final answer
    x = 2,263,562,709.15

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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.