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Finding the Fourth Proportional to 5,717,509,828.80, 8,558,124,890.40 and 5,717,509,828.80

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Solution

The fourth proportional to 5,717,509,828.80, 8,558,124,890.40 and 5,717,509,828.80 is: 8,558,124,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717,509,828.80 : 8,558,124,890.40 = 5,717,509,828.80 : x
  2. Step 2: Convert to fraction form
    5,717,509,828.80/8,558,124,890.40 = 5,717,509,828.80/x
  3. Step 3: Cross multiply
    5,717,509,828.80x = 8,558,124,890.40 × 5,717,509,828.80
  4. Step 4: Simplify right side
    5,717,509,828.80x = 48,931,163,176,959,926,272
  5. Step 5: Solve for x
    x = 48,931,163,176,959,926,272/5,717,509,828.80
  6. Step 6: Final answer
    x = 8,558,124,890.40

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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.