Home / 1,467,652,006.40-2,201,478,009.60-1,355,411,667.20

Finding the Fourth Proportional to 1,467,652,006.40, 2,201,478,009.60 and 1,355,411,667.20

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Solution

The fourth proportional to 1,467,652,006.40, 2,201,478,009.60 and 1,355,411,667.20 is: 2,033,117,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,652,006.40 : 2,201,478,009.60 = 1,355,411,667.20 : x
  2. Step 2: Convert to fraction form
    1,467,652,006.40/2,201,478,009.60 = 1,355,411,667.20/x
  3. Step 3: Cross multiply
    1,467,652,006.40x = 2,201,478,009.60 × 1,355,411,667.20
  4. Step 4: Simplify right side
    1,467,652,006.40x = 2,983,908,979,296,073,728
  5. Step 5: Solve for x
    x = 2,983,908,979,296,073,728/1,467,652,006.40
  6. Step 6: Final answer
    x = 2,033,117,500.80

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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.