Home / 7,938,483,870.57-11,908,054,428.09-2,342,420,851.59

Finding the Fourth Proportional to 7,938,483,870.57, 11,908,054,428.09 and 2,342,420,851.59

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Solution

The fourth proportional to 7,938,483,870.57, 11,908,054,428.09 and 2,342,420,851.59 is: 3,513,728,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,483,870.57 : 11,908,054,428.09 = 2,342,420,851.59 : x
  2. Step 2: Convert to fraction form
    7,938,483,870.57/11,908,054,428.09 = 2,342,420,851.59/x
  3. Step 3: Cross multiply
    7,938,483,870.57x = 11,908,054,428.09 × 2,342,420,851.59
  4. Step 4: Simplify right side
    7,938,483,870.57x = 27,893,674,994,226,651,136
  5. Step 5: Solve for x
    x = 27,893,674,994,226,651,136/7,938,483,870.57
  6. Step 6: Final answer
    x = 3,513,728,244.46

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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.