Home / 2,556,557,001.81-3,831,445,351.80-1,312,937,232.12

Finding the Fourth Proportional to 2,556,557,001.81, 3,831,445,351.80 and 1,312,937,232.12

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Solution

The fourth proportional to 2,556,557,001.81, 3,831,445,351.80 and 1,312,937,232.12 is: 1,967,664,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,557,001.81 : 3,831,445,351.80 = 1,312,937,232.12 : x
  2. Step 2: Convert to fraction form
    2,556,557,001.81/3,831,445,351.80 = 1,312,937,232.12/x
  3. Step 3: Cross multiply
    2,556,557,001.81x = 3,831,445,351.80 × 1,312,937,232.12
  4. Step 4: Simplify right side
    2,556,557,001.81x = 5,030,447,255,211,331,584
  5. Step 5: Solve for x
    x = 5,030,447,255,211,331,584/2,556,557,001.81
  6. Step 6: Final answer
    x = 1,967,664,813.13

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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.