Home / 90,996,436.16-125,575,918.08-51,837,633.28

Finding the Fourth Proportional to 90,996,436.16, 125,575,918.08 and 51,837,633.28

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Solution

The fourth proportional to 90,996,436.16, 125,575,918.08 and 51,837,633.28 is: 71,536,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,996,436.16 : 125,575,918.08 = 51,837,633.28 : x
  2. Step 2: Convert to fraction form
    90,996,436.16/125,575,918.08 = 51,837,633.28/x
  3. Step 3: Cross multiply
    90,996,436.16x = 125,575,918.08 × 51,837,633.28
  4. Step 4: Simplify right side
    90,996,436.16x = 6,509,558,390,230,362
  5. Step 5: Solve for x
    x = 6,509,558,390,230,362/90,996,436.16
  6. Step 6: Final answer
    x = 71,536,410.27

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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.