Home / 15,429,239,327,436-21,290,966,328,071-8,933,798,384,683.40

Finding the Fourth Proportional to 15,429,239,327,436, 21,290,966,328,071 and 8,933,798,384,683.40

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Solution

The fourth proportional to 15,429,239,327,436, 21,290,966,328,071 and 8,933,798,384,683.40 is: 12,327,840,443,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429,239,327,436 : 21,290,966,328,071 = 8,933,798,384,683.40 : x
  2. Step 2: Convert to fraction form
    15,429,239,327,436/21,290,966,328,071 = 8,933,798,384,683.40/x
  3. Step 3: Cross multiply
    15,429,239,327,436x = 21,290,966,328,071 × 8,933,798,384,683.40
  4. Step 4: Simplify right side
    15,429,239,327,436x = 190,209,200,590,069,360,396,075,008
  5. Step 5: Solve for x
    x = 190,209,200,590,069,360,396,075,008/15,429,239,327,436
  6. Step 6: Final answer
    x = 12,327,840,443,296.69

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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.