Home / 81,686,801.84-112,724,497.78-44,516,284.01

Finding the Fourth Proportional to 81,686,801.84, 112,724,497.78 and 44,516,284.01

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Solution

The fourth proportional to 81,686,801.84, 112,724,497.78 and 44,516,284.01 is: 61,430,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,686,801.84 : 112,724,497.78 = 44,516,284.01 : x
  2. Step 2: Convert to fraction form
    81,686,801.84/112,724,497.78 = 44,516,284.01/x
  3. Step 3: Cross multiply
    81,686,801.84x = 112,724,497.78 × 44,516,284.01
  4. Step 4: Simplify right side
    81,686,801.84x = 5,018,075,757,806,898
  5. Step 5: Solve for x
    x = 5,018,075,757,806,898/81,686,801.84
  6. Step 6: Final answer
    x = 61,430,679.68

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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.