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Finding the Fourth Proportional to 19,257,264,024.58, 28,885,896,036.87 and 19,257,264,024.58

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Solution

The fourth proportional to 19,257,264,024.58, 28,885,896,036.87 and 19,257,264,024.58 is: 28,885,896,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257,264,024.58 : 28,885,896,036.87 = 19,257,264,024.58 : x
  2. Step 2: Convert to fraction form
    19,257,264,024.58/28,885,896,036.87 = 19,257,264,024.58/x
  3. Step 3: Cross multiply
    19,257,264,024.58x = 28,885,896,036.87 × 19,257,264,024.58
  4. Step 4: Simplify right side
    19,257,264,024.58x = 556,263,326,568,333,967,360
  5. Step 5: Solve for x
    x = 556,263,326,568,333,967,360/19,257,264,024.58
  6. Step 6: Final answer
    x = 28,885,896,036.87

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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.