Home / 15,734,615,601,620-21,712,312,349,295-8,703,062,411,396.40

Finding the Fourth Proportional to 15,734,615,601,620, 21,712,312,349,295 and 8,703,062,411,396.40

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Solution

The fourth proportional to 15,734,615,601,620, 21,712,312,349,295 and 8,703,062,411,396.40 is: 12,009,420,138,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,734,615,601,620 : 21,712,312,349,295 = 8,703,062,411,396.40 : x
  2. Step 2: Convert to fraction form
    15,734,615,601,620/21,712,312,349,295 = 8,703,062,411,396.40/x
  3. Step 3: Cross multiply
    15,734,615,601,620x = 21,712,312,349,295 × 8,703,062,411,396.40
  4. Step 4: Simplify right side
    15,734,615,601,620x = 188,963,609,471,647,195,502,477,312
  5. Step 5: Solve for x
    x = 188,963,609,471,647,195,502,477,312/15,734,615,601,620
  6. Step 6: Final answer
    x = 12,009,420,138,118.40

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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.