Home / 624,529,109.40-936,121,817.70-236,201,890.20

Finding the Fourth Proportional to 624,529,109.40, 936,121,817.70 and 236,201,890.20

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Solution

The fourth proportional to 624,529,109.40, 936,121,817.70 and 236,201,890.20 is: 354,048,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,529,109.40 : 936,121,817.70 = 236,201,890.20 : x
  2. Step 2: Convert to fraction form
    624,529,109.40/936,121,817.70 = 236,201,890.20/x
  3. Step 3: Cross multiply
    624,529,109.40x = 936,121,817.70 × 236,201,890.20
  4. Step 4: Simplify right side
    624,529,109.40x = 221,113,742,798,199,808
  5. Step 5: Solve for x
    x = 221,113,742,798,199,808/624,529,109.40
  6. Step 6: Final answer
    x = 354,048,737.63

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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.