Home / 1,525,084,516.53-2,104,501,131.90-855,900,320.22

Finding the Fourth Proportional to 1,525,084,516.53, 2,104,501,131.90 and 855,900,320.22

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Solution

The fourth proportional to 1,525,084,516.53, 2,104,501,131.90 and 855,900,320.22 is: 1,181,077,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,084,516.53 : 2,104,501,131.90 = 855,900,320.22 : x
  2. Step 2: Convert to fraction form
    1,525,084,516.53/2,104,501,131.90 = 855,900,320.22/x
  3. Step 3: Cross multiply
    1,525,084,516.53x = 2,104,501,131.90 × 855,900,320.22
  4. Step 4: Simplify right side
    1,525,084,516.53x = 1,801,243,192,696,562,688
  5. Step 5: Solve for x
    x = 1,801,243,192,696,562,688/1,525,084,516.53
  6. Step 6: Final answer
    x = 1,181,077,621.06

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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.