Home / 12,649,389,953.67-17,445,979,674.72-11,120,208,476.40

Finding the Fourth Proportional to 12,649,389,953.67, 17,445,979,674.72 and 11,120,208,476.40

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Solution

The fourth proportional to 12,649,389,953.67, 17,445,979,674.72 and 11,120,208,476.40 is: 15,336,939,707.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,649,389,953.67 : 17,445,979,674.72 = 11,120,208,476.40 : x
  2. Step 2: Convert to fraction form
    12,649,389,953.67/17,445,979,674.72 = 11,120,208,476.40/x
  3. Step 3: Cross multiply
    12,649,389,953.67x = 17,445,979,674.72 × 11,120,208,476.40
  4. Step 4: Simplify right side
    12,649,389,953.67x = 194,002,931,057,923,457,024
  5. Step 5: Solve for x
    x = 194,002,931,057,923,457,024/12,649,389,953.67
  6. Step 6: Final answer
    x = 15,336,939,707.64

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1.5x scale

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.