Home / 1,931,425,819.40-2,897,894,556.30-704,718,273.80

Finding the Fourth Proportional to 1,931,425,819.40, 2,897,894,556.30 and 704,718,273.80

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Solution

The fourth proportional to 1,931,425,819.40, 2,897,894,556.30 and 704,718,273.80 is: 1,057,353,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,425,819.40 : 2,897,894,556.30 = 704,718,273.80 : x
  2. Step 2: Convert to fraction form
    1,931,425,819.40/2,897,894,556.30 = 704,718,273.80/x
  3. Step 3: Cross multiply
    1,931,425,819.40x = 2,897,894,556.30 × 704,718,273.80
  4. Step 4: Simplify right side
    1,931,425,819.40x = 2,042,199,249,370,152,960
  5. Step 5: Solve for x
    x = 2,042,199,249,370,152,960/1,931,425,819.40
  6. Step 6: Final answer
    x = 1,057,353,188.95

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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.