Home / 8,088,119,201.80-12,132,178,802.70-7,185,157,640.20

Finding the Fourth Proportional to 8,088,119,201.80, 12,132,178,802.70 and 7,185,157,640.20

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Solution

The fourth proportional to 8,088,119,201.80, 12,132,178,802.70 and 7,185,157,640.20 is: 10,777,736,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,119,201.80 : 12,132,178,802.70 = 7,185,157,640.20 : x
  2. Step 2: Convert to fraction form
    8,088,119,201.80/12,132,178,802.70 = 7,185,157,640.20/x
  3. Step 3: Cross multiply
    8,088,119,201.80x = 12,132,178,802.70 × 7,185,157,640.20
  4. Step 4: Simplify right side
    8,088,119,201.80x = 87,171,617,216,492,404,736
  5. Step 5: Solve for x
    x = 87,171,617,216,492,404,736/8,088,119,201.80
  6. Step 6: Final answer
    x = 10,777,736,460.30

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Double scale
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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.