Home / 149,774,669,043.19-320,756,136,897.38

Finding the Third Proportional to 149,774,669,043.19 and 320,756,136,897.38

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Solution

The third proportional to 149,774,669,043.19 and 320,756,136,897.38 is: 686,928,570,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,774,669,043.19 : 320,756,136,897.38 = 320,756,136,897.38 : x
  2. Step 2: Convert to fraction form
    149,774,669,043.19/320,756,136,897.38 = 320,756,136,897.38/x
  3. Step 3: Cross multiply
    149,774,669,043.19x = 320,756,136,897.38 × 320,756,136,897.38
  4. Step 4: Simplify right side
    149,774,669,043.19x = 102,884,499,357,330,776,784,896
  5. Step 5: Solve for x
    x = 102,884,499,357,330,776,784,896/149,774,669,043.19
  6. Step 6: Final answer
    x = 686,928,570,863.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.