Home / 12,133,153,241.40-18,199,729,862.10-10,357,715,148.60

Finding the Fourth Proportional to 12,133,153,241.40, 18,199,729,862.10 and 10,357,715,148.60

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Solution

The fourth proportional to 12,133,153,241.40, 18,199,729,862.10 and 10,357,715,148.60 is: 15,536,572,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133,153,241.40 : 18,199,729,862.10 = 10,357,715,148.60 : x
  2. Step 2: Convert to fraction form
    12,133,153,241.40/18,199,729,862.10 = 10,357,715,148.60/x
  3. Step 3: Cross multiply
    12,133,153,241.40x = 18,199,729,862.10 × 10,357,715,148.60
  4. Step 4: Simplify right side
    12,133,153,241.40x = 188,507,617,693,100,965,888
  5. Step 5: Solve for x
    x = 188,507,617,693,100,965,888/12,133,153,241.40
  6. Step 6: Final answer
    x = 15,536,572,722.90

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1.5x scale

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.