Home / 892,470,011.40-1,338,705,017.10-892,470,011.40

Finding the Fourth Proportional to 892,470,011.40, 1,338,705,017.10 and 892,470,011.40

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Solution

The fourth proportional to 892,470,011.40, 1,338,705,017.10 and 892,470,011.40 is: 1,338,705,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,470,011.40 : 1,338,705,017.10 = 892,470,011.40 : x
  2. Step 2: Convert to fraction form
    892,470,011.40/1,338,705,017.10 = 892,470,011.40/x
  3. Step 3: Cross multiply
    892,470,011.40x = 1,338,705,017.10 × 892,470,011.40
  4. Step 4: Simplify right side
    892,470,011.40x = 1,194,754,081,872,474,112
  5. Step 5: Solve for x
    x = 1,194,754,081,872,474,112/892,470,011.40
  6. Step 6: Final answer
    x = 1,338,705,017.10

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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.