Home / 340,580,384.80-510,870,577.20-149,477,408.80

Finding the Fourth Proportional to 340,580,384.80, 510,870,577.20 and 149,477,408.80

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Solution

The fourth proportional to 340,580,384.80, 510,870,577.20 and 149,477,408.80 is: 224,216,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,580,384.80 : 510,870,577.20 = 149,477,408.80 : x
  2. Step 2: Convert to fraction form
    340,580,384.80/510,870,577.20 = 149,477,408.80/x
  3. Step 3: Cross multiply
    340,580,384.80x = 510,870,577.20 × 149,477,408.80
  4. Step 4: Simplify right side
    340,580,384.80x = 76,363,610,112,016,368
  5. Step 5: Solve for x
    x = 76,363,610,112,016,368/340,580,384.80
  6. Step 6: Final answer
    x = 224,216,113.20

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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.