Home / 112,008,704.40-168,013,056.60-89,333,888.40

Finding the Fourth Proportional to 112,008,704.40, 168,013,056.60 and 89,333,888.40

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Solution

The fourth proportional to 112,008,704.40, 168,013,056.60 and 89,333,888.40 is: 134,000,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,008,704.40 : 168,013,056.60 = 89,333,888.40 : x
  2. Step 2: Convert to fraction form
    112,008,704.40/168,013,056.60 = 89,333,888.40/x
  3. Step 3: Cross multiply
    112,008,704.40x = 168,013,056.60 × 89,333,888.40
  4. Step 4: Simplify right side
    112,008,704.40x = 15,009,259,648,047,284
  5. Step 5: Solve for x
    x = 15,009,259,648,047,284/112,008,704.40
  6. Step 6: Final answer
    x = 134,000,832.60

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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.