Home / 130,035,455.40-195,053,183.10-86,925,311.40

Finding the Fourth Proportional to 130,035,455.40, 195,053,183.10 and 86,925,311.40

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Solution

The fourth proportional to 130,035,455.40, 195,053,183.10 and 86,925,311.40 is: 130,387,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,035,455.40 : 195,053,183.10 = 86,925,311.40 : x
  2. Step 2: Convert to fraction form
    130,035,455.40/195,053,183.10 = 86,925,311.40/x
  3. Step 3: Cross multiply
    130,035,455.40x = 195,053,183.10 × 86,925,311.40
  4. Step 4: Simplify right side
    130,035,455.40x = 16,955,058,680,528,718
  5. Step 5: Solve for x
    x = 16,955,058,680,528,718/130,035,455.40
  6. Step 6: Final answer
    x = 130,387,967.10

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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.