Home / 340,870,653.71-470,401,703.53-190,163,310.02

Finding the Fourth Proportional to 340,870,653.71, 470,401,703.53 and 190,163,310.02

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Solution

The fourth proportional to 340,870,653.71, 470,401,703.53 and 190,163,310.02 is: 262,425,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,870,653.71 : 470,401,703.53 = 190,163,310.02 : x
  2. Step 2: Convert to fraction form
    340,870,653.71/470,401,703.53 = 190,163,310.02/x
  3. Step 3: Cross multiply
    340,870,653.71x = 470,401,703.53 × 190,163,310.02
  4. Step 4: Simplify right side
    340,870,653.71x = 89,453,144,983,012,112
  5. Step 5: Solve for x
    x = 89,453,144,983,012,112/340,870,653.71
  6. Step 6: Final answer
    x = 262,425,480.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.