Home / 55,245,619.80-82,868,429.70-46,742,563.80

Finding the Fourth Proportional to 55,245,619.80, 82,868,429.70 and 46,742,563.80

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Solution

The fourth proportional to 55,245,619.80, 82,868,429.70 and 46,742,563.80 is: 70,113,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,245,619.80 : 82,868,429.70 = 46,742,563.80 : x
  2. Step 2: Convert to fraction form
    55,245,619.80/82,868,429.70 = 46,742,563.80/x
  3. Step 3: Cross multiply
    55,245,619.80x = 82,868,429.70 × 46,742,563.80
  4. Step 4: Simplify right side
    55,245,619.80x = 3,873,482,862,258,065
  5. Step 5: Solve for x
    x = 3,873,482,862,258,065/55,245,619.80
  6. Step 6: Final answer
    x = 70,113,845.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.