Home / 1,450,072,120.16-2,001,339,516.76-855,501,965.48

Finding the Fourth Proportional to 1,450,072,120.16, 2,001,339,516.76 and 855,501,965.48

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Solution

The fourth proportional to 1,450,072,120.16, 2,001,339,516.76 and 855,501,965.48 is: 1,180,734,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,072,120.16 : 2,001,339,516.76 = 855,501,965.48 : x
  2. Step 2: Convert to fraction form
    1,450,072,120.16/2,001,339,516.76 = 855,501,965.48/x
  3. Step 3: Cross multiply
    1,450,072,120.16x = 2,001,339,516.76 × 855,501,965.48
  4. Step 4: Simplify right side
    1,450,072,120.16x = 1,712,149,890,180,973,312
  5. Step 5: Solve for x
    x = 1,712,149,890,180,973,312/1,450,072,120.16
  6. Step 6: Final answer
    x = 1,180,734,300.30

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Double scale
Find fourth proportional to 1,450,072,121.16, 2,001,339,518.14 and 855,501,966.48
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.