Home / 209,953,844.20-314,930,766.30-152,133,063.40

Finding the Fourth Proportional to 209,953,844.20, 314,930,766.30 and 152,133,063.40

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Solution

The fourth proportional to 209,953,844.20, 314,930,766.30 and 152,133,063.40 is: 228,199,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,844.20 : 314,930,766.30 = 152,133,063.40 : x
  2. Step 2: Convert to fraction form
    209,953,844.20/314,930,766.30 = 152,133,063.40/x
  3. Step 3: Cross multiply
    209,953,844.20x = 314,930,766.30 × 152,133,063.40
  4. Step 4: Simplify right side
    209,953,844.20x = 47,911,382,236,128,488
  5. Step 5: Solve for x
    x = 47,911,382,236,128,488/209,953,844.20
  6. Step 6: Final answer
    x = 228,199,595.10

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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.