Home / 1,810,836,054.40-2,716,254,081.60-939,139,954.15

Finding the Fourth Proportional to 1,810,836,054.40, 2,716,254,081.60 and 939,139,954.15

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Solution

The fourth proportional to 1,810,836,054.40, 2,716,254,081.60 and 939,139,954.15 is: 1,408,709,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,836,054.40 : 2,716,254,081.60 = 939,139,954.15 : x
  2. Step 2: Convert to fraction form
    1,810,836,054.40/2,716,254,081.60 = 939,139,954.15/x
  3. Step 3: Cross multiply
    1,810,836,054.40x = 2,716,254,081.60 × 939,139,954.15
  4. Step 4: Simplify right side
    1,810,836,054.40x = 2,550,942,733,653,574,144
  5. Step 5: Solve for x
    x = 2,550,942,733,653,574,144/1,810,836,054.40
  6. Step 6: Final answer
    x = 1,408,709,931.23

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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.