Home / 8,989,056,006.40-13,483,584,009.60-7,355,125,561.60

Finding the Fourth Proportional to 8,989,056,006.40, 13,483,584,009.60 and 7,355,125,561.60

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Solution

The fourth proportional to 8,989,056,006.40, 13,483,584,009.60 and 7,355,125,561.60 is: 11,032,688,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,056,006.40 : 13,483,584,009.60 = 7,355,125,561.60 : x
  2. Step 2: Convert to fraction form
    8,989,056,006.40/13,483,584,009.60 = 7,355,125,561.60/x
  3. Step 3: Cross multiply
    8,989,056,006.40x = 13,483,584,009.60 × 7,355,125,561.60
  4. Step 4: Simplify right side
    8,989,056,006.40x = 99,173,453,410,989,981,696
  5. Step 5: Solve for x
    x = 99,173,453,410,989,981,696/8,989,056,006.40
  6. Step 6: Final answer
    x = 11,032,688,342.40

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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.