Home / 1,239,750,399.40-1,710,857,301.96-675,237,497.92

Finding the Fourth Proportional to 1,239,750,399.40, 1,710,857,301.96 and 675,237,497.92

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Solution

The fourth proportional to 1,239,750,399.40, 1,710,857,301.96 and 675,237,497.92 is: 931,828,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,750,399.40 : 1,710,857,301.96 = 675,237,497.92 : x
  2. Step 2: Convert to fraction form
    1,239,750,399.40/1,710,857,301.96 = 675,237,497.92/x
  3. Step 3: Cross multiply
    1,239,750,399.40x = 1,710,857,301.96 × 675,237,497.92
  4. Step 4: Simplify right side
    1,239,750,399.40x = 1,155,235,003,873,632,256
  5. Step 5: Solve for x
    x = 1,155,235,003,873,632,256/1,239,750,399.40
  6. Step 6: Final answer
    x = 931,828,700.71

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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.