Home / 158,301,347.40-237,452,021.10-131,091,568.20

Finding the Fourth Proportional to 158,301,347.40, 237,452,021.10 and 131,091,568.20

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Solution

The fourth proportional to 158,301,347.40, 237,452,021.10 and 131,091,568.20 is: 196,637,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,301,347.40 : 237,452,021.10 = 131,091,568.20 : x
  2. Step 2: Convert to fraction form
    158,301,347.40/237,452,021.10 = 131,091,568.20/x
  3. Step 3: Cross multiply
    158,301,347.40x = 237,452,021.10 × 131,091,568.20
  4. Step 4: Simplify right side
    158,301,347.40x = 31,127,957,818,258,488
  5. Step 5: Solve for x
    x = 31,127,957,818,258,488/158,301,347.40
  6. Step 6: Final answer
    x = 196,637,352.30

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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.