Home / 132,886,781.80-199,330,172.70-97,054,973.80

Finding the Fourth Proportional to 132,886,781.80, 199,330,172.70 and 97,054,973.80

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Solution

The fourth proportional to 132,886,781.80, 199,330,172.70 and 97,054,973.80 is: 145,582,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,886,781.80 : 199,330,172.70 = 97,054,973.80 : x
  2. Step 2: Convert to fraction form
    132,886,781.80/199,330,172.70 = 97,054,973.80/x
  3. Step 3: Cross multiply
    132,886,781.80x = 199,330,172.70 × 97,054,973.80
  4. Step 4: Simplify right side
    132,886,781.80x = 19,345,984,688,947,972
  5. Step 5: Solve for x
    x = 19,345,984,688,947,972/132,886,781.80
  6. Step 6: Final answer
    x = 145,582,460.70

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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.