Home / 1,525,084,516.85-2,104,501,132.22-855,900,320.49

Finding the Fourth Proportional to 1,525,084,516.85, 2,104,501,132.22 and 855,900,320.49

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Solution

The fourth proportional to 1,525,084,516.85, 2,104,501,132.22 and 855,900,320.49 is: 1,181,077,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,084,516.85 : 2,104,501,132.22 = 855,900,320.49 : x
  2. Step 2: Convert to fraction form
    1,525,084,516.85/2,104,501,132.22 = 855,900,320.49/x
  3. Step 3: Cross multiply
    1,525,084,516.85x = 2,104,501,132.22 × 855,900,320.49
  4. Step 4: Simplify right side
    1,525,084,516.85x = 1,801,243,193,534,386,432
  5. Step 5: Solve for x
    x = 1,801,243,193,534,386,432/1,525,084,516.85
  6. Step 6: Final answer
    x = 1,181,077,621.36

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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.