Home / 13,300,005,785.51-18,353,996,005.04-7,507,528,701.62

Finding the Fourth Proportional to 13,300,005,785.51, 18,353,996,005.04 and 7,507,528,701.62

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Solution

The fourth proportional to 13,300,005,785.51, 18,353,996,005.04 and 7,507,528,701.62 is: 10,360,382,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300,005,785.51 : 18,353,996,005.04 = 7,507,528,701.62 : x
  2. Step 2: Convert to fraction form
    13,300,005,785.51/18,353,996,005.04 = 7,507,528,701.62/x
  3. Step 3: Cross multiply
    13,300,005,785.51x = 18,353,996,005.04 × 7,507,528,701.62
  4. Step 4: Simplify right side
    13,300,005,785.51x = 137,793,151,797,279,981,568
  5. Step 5: Solve for x
    x = 137,793,151,797,279,981,568/13,300,005,785.51
  6. Step 6: Final answer
    x = 10,360,382,846.40

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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.