Home / 19,686,042,434.56-27,166,907,948.64-11,228,294,437.12

Finding the Fourth Proportional to 19,686,042,434.56, 27,166,907,948.64 and 11,228,294,437.12

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Solution

The fourth proportional to 19,686,042,434.56, 27,166,907,948.64 and 11,228,294,437.12 is: 15,495,142,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,042,434.56 : 27,166,907,948.64 = 11,228,294,437.12 : x
  2. Step 2: Convert to fraction form
    19,686,042,434.56/27,166,907,948.64 = 11,228,294,437.12/x
  3. Step 3: Cross multiply
    19,686,042,434.56x = 27,166,907,948.64 × 11,228,294,437.12
  4. Step 4: Simplify right side
    19,686,042,434.56x = 305,038,041,393,465,655,296
  5. Step 5: Solve for x
    x = 305,038,041,393,465,655,296/19,686,042,434.56
  6. Step 6: Final answer
    x = 15,495,142,937.31

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1.5x scale

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.