Home / 130,448,531.80-195,696,417.30-65,589,110.20

Finding the Fourth Proportional to 130,448,531.80, 195,696,417.30 and 65,589,110.20

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Solution

The fourth proportional to 130,448,531.80, 195,696,417.30 and 65,589,110.20 is: 98,395,541.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,448,531.80 : 195,696,417.30 = 65,589,110.20 : x
  2. Step 2: Convert to fraction form
    130,448,531.80/195,696,417.30 = 65,589,110.20/x
  3. Step 3: Cross multiply
    130,448,531.80x = 195,696,417.30 × 65,589,110.20
  4. Step 4: Simplify right side
    130,448,531.80x = 12,835,553,880,034,888
  5. Step 5: Solve for x
    x = 12,835,553,880,034,888/130,448,531.80
  6. Step 6: Final answer
    x = 98,395,541.16

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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.