Home / 129,434,681.80-194,152,022.70-37,318,241.80

Finding the Fourth Proportional to 129,434,681.80, 194,152,022.70 and 37,318,241.80

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Solution

The fourth proportional to 129,434,681.80, 194,152,022.70 and 37,318,241.80 is: 55,977,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,434,681.80 : 194,152,022.70 = 37,318,241.80 : x
  2. Step 2: Convert to fraction form
    129,434,681.80/194,152,022.70 = 37,318,241.80/x
  3. Step 3: Cross multiply
    129,434,681.80x = 194,152,022.70 × 37,318,241.80
  4. Step 4: Simplify right side
    129,434,681.80x = 7,245,412,129,077,688
  5. Step 5: Solve for x
    x = 7,245,412,129,077,688/129,434,681.80
  6. Step 6: Final answer
    x = 55,977,362.70

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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.