Home / 340,870,655.97-470,401,706.63-190,163,312.28

Finding the Fourth Proportional to 340,870,655.97, 470,401,706.63 and 190,163,312.28

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Solution

The fourth proportional to 340,870,655.97, 470,401,706.63 and 190,163,312.28 is: 262,425,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,870,655.97 : 470,401,706.63 = 190,163,312.28 : x
  2. Step 2: Convert to fraction form
    340,870,655.97/470,401,706.63 = 190,163,312.28/x
  3. Step 3: Cross multiply
    340,870,655.97x = 470,401,706.63 × 190,163,312.28
  4. Step 4: Simplify right side
    340,870,655.97x = 89,453,146,635,401,040
  5. Step 5: Solve for x
    x = 89,453,146,635,401,040/340,870,655.97
  6. Step 6: Final answer
    x = 262,425,483.30

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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.