Home / 21,925,368,044.66-30,256,225,041.67-12,409,715,490.23

Finding the Fourth Proportional to 21,925,368,044.66, 30,256,225,041.67 and 12,409,715,490.23

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Solution

The fourth proportional to 21,925,368,044.66, 30,256,225,041.67 and 12,409,715,490.23 is: 17,124,964,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925,368,044.66 : 30,256,225,041.67 = 12,409,715,490.23 : x
  2. Step 2: Convert to fraction form
    21,925,368,044.66/30,256,225,041.67 = 12,409,715,490.23/x
  3. Step 3: Cross multiply
    21,925,368,044.66x = 30,256,225,041.67 × 12,409,715,490.23
  4. Step 4: Simplify right side
    21,925,368,044.66x = 375,471,144,575,550,554,112
  5. Step 5: Solve for x
    x = 375,471,144,575,550,554,112/21,925,368,044.66
  6. Step 6: Final answer
    x = 17,124,964,279.31

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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.