Home / 1,341,118,578.71-2,011,524,628.96-358,621,735.43

Finding the Fourth Proportional to 1,341,118,578.71, 2,011,524,628.96 and 358,621,735.43

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Solution

The fourth proportional to 1,341,118,578.71, 2,011,524,628.96 and 358,621,735.43 is: 537,891,626.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,118,578.71 : 2,011,524,628.96 = 358,621,735.43 : x
  2. Step 2: Convert to fraction form
    1,341,118,578.71/2,011,524,628.96 = 358,621,735.43/x
  3. Step 3: Cross multiply
    1,341,118,578.71x = 2,011,524,628.96 × 358,621,735.43
  4. Step 4: Simplify right side
    1,341,118,578.71x = 721,376,453,303,281,152
  5. Step 5: Solve for x
    x = 721,376,453,303,281,152/1,341,118,578.71
  6. Step 6: Final answer
    x = 537,891,626.26

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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.