Home / 1,889,572,521.80-2,834,358,782.70-662,298,105.80

Finding the Fourth Proportional to 1,889,572,521.80, 2,834,358,782.70 and 662,298,105.80

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Solution

The fourth proportional to 1,889,572,521.80, 2,834,358,782.70 and 662,298,105.80 is: 993,447,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,572,521.80 : 2,834,358,782.70 = 662,298,105.80 : x
  2. Step 2: Convert to fraction form
    1,889,572,521.80/2,834,358,782.70 = 662,298,105.80/x
  3. Step 3: Cross multiply
    1,889,572,521.80x = 2,834,358,782.70 × 662,298,105.80
  4. Step 4: Simplify right side
    1,889,572,521.80x = 1,877,190,452,939,803,648
  5. Step 5: Solve for x
    x = 1,877,190,452,939,803,648/1,889,572,521.80
  6. Step 6: Final answer
    x = 993,447,158.70

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Double scale
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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.