Home / 157,464,017.40-236,196,026.10-99,784,954.20

Finding the Fourth Proportional to 157,464,017.40, 236,196,026.10 and 99,784,954.20

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Solution

The fourth proportional to 157,464,017.40, 236,196,026.10 and 99,784,954.20 is: 149,677,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,017.40 : 236,196,026.10 = 99,784,954.20 : x
  2. Step 2: Convert to fraction form
    157,464,017.40/236,196,026.10 = 99,784,954.20/x
  3. Step 3: Cross multiply
    157,464,017.40x = 236,196,026.10 × 99,784,954.20
  4. Step 4: Simplify right side
    157,464,017.40x = 23,568,809,646,610,504
  5. Step 5: Solve for x
    x = 23,568,809,646,610,504/157,464,017.40
  6. Step 6: Final answer
    x = 149,677,431.30

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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.