Home / 112,100,871.60-168,151,307.40-65,995,412.40

Finding the Fourth Proportional to 112,100,871.60, 168,151,307.40 and 65,995,412.40

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Solution

The fourth proportional to 112,100,871.60, 168,151,307.40 and 65,995,412.40 is: 98,993,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,100,871.60 : 168,151,307.40 = 65,995,412.40 : x
  2. Step 2: Convert to fraction form
    112,100,871.60/168,151,307.40 = 65,995,412.40/x
  3. Step 3: Cross multiply
    112,100,871.60x = 168,151,307.40 × 65,995,412.40
  4. Step 4: Simplify right side
    112,100,871.60x = 11,097,214,877,462,172
  5. Step 5: Solve for x
    x = 11,097,214,877,462,172/112,100,871.60
  6. Step 6: Final answer
    x = 98,993,118.60

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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.