Home / 28,973,485,875.60-43,460,228,813.40-9,078,035,446.80

Finding the Fourth Proportional to 28,973,485,875.60, 43,460,228,813.40 and 9,078,035,446.80

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Solution

The fourth proportional to 28,973,485,875.60, 43,460,228,813.40 and 9,078,035,446.80 is: 13,617,053,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,485,875.60 : 43,460,228,813.40 = 9,078,035,446.80 : x
  2. Step 2: Convert to fraction form
    28,973,485,875.60/43,460,228,813.40 = 9,078,035,446.80/x
  3. Step 3: Cross multiply
    28,973,485,875.60x = 43,460,228,813.40 × 9,078,035,446.80
  4. Step 4: Simplify right side
    28,973,485,875.60x = 394,533,497,694,083,874,816
  5. Step 5: Solve for x
    x = 394,533,497,694,083,874,816/28,973,485,875.60
  6. Step 6: Final answer
    x = 13,617,053,170.20

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1.5x scale

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.