Home / 1,470,288,771.30-2,205,433,156.95-1,461,679,427.10

Finding the Fourth Proportional to 1,470,288,771.30, 2,205,433,156.95 and 1,461,679,427.10

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Solution

The fourth proportional to 1,470,288,771.30, 2,205,433,156.95 and 1,461,679,427.10 is: 2,192,519,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,288,771.30 : 2,205,433,156.95 = 1,461,679,427.10 : x
  2. Step 2: Convert to fraction form
    1,470,288,771.30/2,205,433,156.95 = 1,461,679,427.10/x
  3. Step 3: Cross multiply
    1,470,288,771.30x = 2,205,433,156.95 × 1,461,679,427.10
  4. Step 4: Simplify right side
    1,470,288,771.30x = 3,223,636,273,358,020,096
  5. Step 5: Solve for x
    x = 3,223,636,273,358,020,096/1,470,288,771.30
  6. Step 6: Final answer
    x = 2,192,519,140.65

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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.