Home / 340,870,655.22-470,401,705.61-190,163,311.53

Finding the Fourth Proportional to 340,870,655.22, 470,401,705.61 and 190,163,311.53

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Solution

The fourth proportional to 340,870,655.22, 470,401,705.61 and 190,163,311.53 is: 262,425,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,870,655.22 : 470,401,705.61 = 190,163,311.53 : x
  2. Step 2: Convert to fraction form
    340,870,655.22/470,401,705.61 = 190,163,311.53/x
  3. Step 3: Cross multiply
    340,870,655.22x = 470,401,705.61 × 190,163,311.53
  4. Step 4: Simplify right side
    340,870,655.22x = 89,453,146,087,206,960
  5. Step 5: Solve for x
    x = 89,453,146,087,206,960/340,870,655.22
  6. Step 6: Final answer
    x = 262,425,482.27

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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.