Home / 163,803,935.03-225,899,720.06-128,045,100.03

Finding the Fourth Proportional to 163,803,935.03, 225,899,720.06 and 128,045,100.03

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Solution

The fourth proportional to 163,803,935.03, 225,899,720.06 and 128,045,100.03 is: 176,585,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,803,935.03 : 225,899,720.06 = 128,045,100.03 : x
  2. Step 2: Convert to fraction form
    163,803,935.03/225,899,720.06 = 128,045,100.03/x
  3. Step 3: Cross multiply
    163,803,935.03x = 225,899,720.06 × 128,045,100.03
  4. Step 4: Simplify right side
    163,803,935.03x = 28,925,352,250,702,200
  5. Step 5: Solve for x
    x = 28,925,352,250,702,200/163,803,935.03
  6. Step 6: Final answer
    x = 176,585,209.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.