Home / 1,881,718,768.40-2,597,096,932.08-1,089,201,718.22

Finding the Fourth Proportional to 1,881,718,768.40, 2,597,096,932.08 and 1,089,201,718.22

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Solution

The fourth proportional to 1,881,718,768.40, 2,597,096,932.08 and 1,089,201,718.22 is: 1,503,286,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,718,768.40 : 2,597,096,932.08 = 1,089,201,718.22 : x
  2. Step 2: Convert to fraction form
    1,881,718,768.40/2,597,096,932.08 = 1,089,201,718.22/x
  3. Step 3: Cross multiply
    1,881,718,768.40x = 2,597,096,932.08 × 1,089,201,718.22
  4. Step 4: Simplify right side
    1,881,718,768.40x = 2,828,762,440,805,426,688
  5. Step 5: Solve for x
    x = 2,828,762,440,805,426,688/1,881,718,768.40
  6. Step 6: Final answer
    x = 1,503,286,510.35

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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.