Home / 13,300,005,790.14-18,353,996,011.42-7,507,528,706.26

Finding the Fourth Proportional to 13,300,005,790.14, 18,353,996,011.42 and 7,507,528,706.26

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Solution

The fourth proportional to 13,300,005,790.14, 18,353,996,011.42 and 7,507,528,706.26 is: 10,360,382,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300,005,790.14 : 18,353,996,011.42 = 7,507,528,706.26 : x
  2. Step 2: Convert to fraction form
    13,300,005,790.14/18,353,996,011.42 = 7,507,528,706.26/x
  3. Step 3: Cross multiply
    13,300,005,790.14x = 18,353,996,011.42 × 7,507,528,706.26
  4. Step 4: Simplify right side
    13,300,005,790.14x = 137,793,151,930,317,176,832
  5. Step 5: Solve for x
    x = 137,793,151,930,317,176,832/13,300,005,790.14
  6. Step 6: Final answer
    x = 10,360,382,852.80

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Double scale
Find fourth proportional to 13,300,005,791.14, 18,353,996,012.80 and 7,507,528,707.26
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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.