Home / 131,531,176.20-197,128,802.70-101,088,136.20

Finding the Fourth Proportional to 131,531,176.20, 197,128,802.70 and 101,088,136.20

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Solution

The fourth proportional to 131,531,176.20, 197,128,802.70 and 101,088,136.20 is: 151,503,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,531,176.20 : 197,128,802.70 = 101,088,136.20 : x
  2. Step 2: Convert to fraction form
    131,531,176.20/197,128,802.70 = 101,088,136.20/x
  3. Step 3: Cross multiply
    131,531,176.20x = 197,128,802.70 × 101,088,136.20
  4. Step 4: Simplify right side
    131,531,176.20x = 19,927,383,256,280,528
  5. Step 5: Solve for x
    x = 19,927,383,256,280,528/131,531,176.20
  6. Step 6: Final answer
    x = 151,503,117.60

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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.