Home / 9,125,939,637.30-12,564,527,081.40-7,116,195,850.60

Finding the Fourth Proportional to 9,125,939,637.30, 12,564,527,081.40 and 7,116,195,850.60

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Solution

The fourth proportional to 9,125,939,637.30, 12,564,527,081.40 and 7,116,195,850.60 is: 9,797,526,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125,939,637.30 : 12,564,527,081.40 = 7,116,195,850.60 : x
  2. Step 2: Convert to fraction form
    9,125,939,637.30/12,564,527,081.40 = 7,116,195,850.60/x
  3. Step 3: Cross multiply
    9,125,939,637.30x = 12,564,527,081.40 × 7,116,195,850.60
  4. Step 4: Simplify right side
    9,125,939,637.30x = 89,411,635,481,410,011,136
  5. Step 5: Solve for x
    x = 89,411,635,481,410,011,136/9,125,939,637.30
  6. Step 6: Final answer
    x = 9,797,526,505.21

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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.