Home / 673,596,273.10-1,010,394,409.65-383,358,628.30

Finding the Fourth Proportional to 673,596,273.10, 1,010,394,409.65 and 383,358,628.30

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Solution

The fourth proportional to 673,596,273.10, 1,010,394,409.65 and 383,358,628.30 is: 575,037,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,596,273.10 : 1,010,394,409.65 = 383,358,628.30 : x
  2. Step 2: Convert to fraction form
    673,596,273.10/1,010,394,409.65 = 383,358,628.30/x
  3. Step 3: Cross multiply
    673,596,273.10x = 1,010,394,409.65 × 383,358,628.30
  4. Step 4: Simplify right side
    673,596,273.10x = 387,343,414,925,412,288
  5. Step 5: Solve for x
    x = 387,343,414,925,412,288/673,596,273.10
  6. Step 6: Final answer
    x = 575,037,942.45

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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.