Home / 896,772,570.45-1,345,158,855.68-550,603,712.85

Finding the Fourth Proportional to 896,772,570.45, 1,345,158,855.68 and 550,603,712.85

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Solution

The fourth proportional to 896,772,570.45, 1,345,158,855.68 and 550,603,712.85 is: 825,905,569.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,772,570.45 : 1,345,158,855.68 = 550,603,712.85 : x
  2. Step 2: Convert to fraction form
    896,772,570.45/1,345,158,855.68 = 550,603,712.85/x
  3. Step 3: Cross multiply
    896,772,570.45x = 1,345,158,855.68 × 550,603,712.85
  4. Step 4: Simplify right side
    896,772,570.45x = 740,649,460,307,712,256
  5. Step 5: Solve for x
    x = 740,649,460,307,712,256/896,772,570.45
  6. Step 6: Final answer
    x = 825,905,569.28

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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.