Home / 209,953,036.20-314,929,554.30-158,220,863.40

Finding the Fourth Proportional to 209,953,036.20, 314,929,554.30 and 158,220,863.40

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Solution

The fourth proportional to 209,953,036.20, 314,929,554.30 and 158,220,863.40 is: 237,331,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,036.20 : 314,929,554.30 = 158,220,863.40 : x
  2. Step 2: Convert to fraction form
    209,953,036.20/314,929,554.30 = 158,220,863.40/x
  3. Step 3: Cross multiply
    209,953,036.20x = 314,929,554.30 × 158,220,863.40
  4. Step 4: Simplify right side
    209,953,036.20x = 49,828,425,991,523,184
  5. Step 5: Solve for x
    x = 49,828,425,991,523,184/209,953,036.20
  6. Step 6: Final answer
    x = 237,331,295.10

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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.