Home / 1,185,289,799.70-1,777,352,911.92-586,335,622.98

Finding the Fourth Proportional to 1,185,289,799.70, 1,777,352,911.92 and 586,335,622.98

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Solution

The fourth proportional to 1,185,289,799.70, 1,777,352,911.92 and 586,335,622.98 is: 879,215,637.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,289,799.70 : 1,777,352,911.92 = 586,335,622.98 : x
  2. Step 2: Convert to fraction form
    1,185,289,799.70/1,777,352,911.92 = 586,335,622.98/x
  3. Step 3: Cross multiply
    1,185,289,799.70x = 1,777,352,911.92 × 586,335,622.98
  4. Step 4: Simplify right side
    1,185,289,799.70x = 1,042,125,326,865,930,368
  5. Step 5: Solve for x
    x = 1,042,125,326,865,930,368/1,185,289,799.70
  6. Step 6: Final answer
    x = 879,215,637.50

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1.5x scale

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.