Home / 1,525,084,511.48-2,104,501,124.87-855,900,315.16

Finding the Fourth Proportional to 1,525,084,511.48, 2,104,501,124.87 and 855,900,315.16

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Solution

The fourth proportional to 1,525,084,511.48, 2,104,501,124.87 and 855,900,315.16 is: 1,181,077,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,084,511.48 : 2,104,501,124.87 = 855,900,315.16 : x
  2. Step 2: Convert to fraction form
    1,525,084,511.48/2,104,501,124.87 = 855,900,315.16/x
  3. Step 3: Cross multiply
    1,525,084,511.48x = 2,104,501,124.87 × 855,900,315.16
  4. Step 4: Simplify right side
    1,525,084,511.48x = 1,801,243,176,024,433,664
  5. Step 5: Solve for x
    x = 1,801,243,176,024,433,664/1,525,084,511.48
  6. Step 6: Final answer
    x = 1,181,077,614.04

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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.