Home / 66,135,173.80-99,219,527.82-46,742,555.56

Finding the Fourth Proportional to 66,135,173.80, 99,219,527.82 and 46,742,555.56

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Solution

The fourth proportional to 66,135,173.80, 99,219,527.82 and 46,742,555.56 is: 70,125,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,135,173.80 : 99,219,527.82 = 46,742,555.56 : x
  2. Step 2: Convert to fraction form
    66,135,173.80/99,219,527.82 = 46,742,555.56/x
  3. Step 3: Cross multiply
    66,135,173.80x = 99,219,527.82 × 46,742,555.56
  4. Step 4: Simplify right side
    66,135,173.80x = 4,637,774,291,763,316
  5. Step 5: Solve for x
    x = 4,637,774,291,763,316/66,135,173.80
  6. Step 6: Final answer
    x = 70,125,683.89

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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.