Home / 1,034,245,352.70-1,551,368,029.05-905,105,189.70

Finding the Fourth Proportional to 1,034,245,352.70, 1,551,368,029.05 and 905,105,189.70

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Solution

The fourth proportional to 1,034,245,352.70, 1,551,368,029.05 and 905,105,189.70 is: 1,357,657,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,245,352.70 : 1,551,368,029.05 = 905,105,189.70 : x
  2. Step 2: Convert to fraction form
    1,034,245,352.70/1,551,368,029.05 = 905,105,189.70/x
  3. Step 3: Cross multiply
    1,034,245,352.70x = 1,551,368,029.05 × 905,105,189.70
  4. Step 4: Simplify right side
    1,034,245,352.70x = 1,404,151,254,227,815,424
  5. Step 5: Solve for x
    x = 1,404,151,254,227,815,424/1,034,245,352.70
  6. Step 6: Final answer
    x = 1,357,657,784.55

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Double scale
Find fourth proportional to 1,034,245,353.70, 1,551,368,030.55 and 905,105,190.70
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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.