Home / 1,042,737,426-1,564,307,554.68-396,454,919.76

Finding the Fourth Proportional to 1,042,737,426, 1,564,307,554.68 and 396,454,919.76

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Solution

The fourth proportional to 1,042,737,426, 1,564,307,554.68 and 396,454,919.76 is: 594,758,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,737,426 : 1,564,307,554.68 = 396,454,919.76 : x
  2. Step 2: Convert to fraction form
    1,042,737,426/1,564,307,554.68 = 396,454,919.76/x
  3. Step 3: Cross multiply
    1,042,737,426x = 1,564,307,554.68 × 396,454,919.76
  4. Step 4: Simplify right side
    1,042,737,426x = 620,177,426,070,621,184
  5. Step 5: Solve for x
    x = 620,177,426,070,621,184/1,042,737,426
  6. Step 6: Final answer
    x = 594,758,959.07

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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.