Home / 15,723,504,038.80-23,585,256,058.20-12,210,891,605.20

Finding the Fourth Proportional to 15,723,504,038.80, 23,585,256,058.20 and 12,210,891,605.20

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Solution

The fourth proportional to 15,723,504,038.80, 23,585,256,058.20 and 12,210,891,605.20 is: 18,316,337,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723,504,038.80 : 23,585,256,058.20 = 12,210,891,605.20 : x
  2. Step 2: Convert to fraction form
    15,723,504,038.80/23,585,256,058.20 = 12,210,891,605.20/x
  3. Step 3: Cross multiply
    15,723,504,038.80x = 23,585,256,058.20 × 12,210,891,605.20
  4. Step 4: Simplify right side
    15,723,504,038.80x = 287,997,005,207,566,843,904
  5. Step 5: Solve for x
    x = 287,997,005,207,566,843,904/15,723,504,038.80
  6. Step 6: Final answer
    x = 18,316,337,407.80

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1.5x scale

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.