Home / 89,909,706.97-124,075,345.75-50,751,821.89

Finding the Fourth Proportional to 89,909,706.97, 124,075,345.75 and 50,751,821.89

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Solution

The fourth proportional to 89,909,706.97, 124,075,345.75 and 50,751,821.89 is: 70,037,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,909,706.97 : 124,075,345.75 = 50,751,821.89 : x
  2. Step 2: Convert to fraction form
    89,909,706.97/124,075,345.75 = 50,751,821.89/x
  3. Step 3: Cross multiply
    89,909,706.97x = 124,075,345.75 × 50,751,821.89
  4. Step 4: Simplify right side
    89,909,706.97x = 6,297,049,848,444,169
  5. Step 5: Solve for x
    x = 6,297,049,848,444,169/89,909,706.97
  6. Step 6: Final answer
    x = 70,037,486.06

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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.