Home / 9,686,475,742.16-13,367,336,012.52-5,231,139,689.36

Finding the Fourth Proportional to 9,686,475,742.16, 13,367,336,012.52 and 5,231,139,689.36

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Solution

The fourth proportional to 9,686,475,742.16, 13,367,336,012.52 and 5,231,139,689.36 is: 7,218,972,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,475,742.16 : 13,367,336,012.52 = 5,231,139,689.36 : x
  2. Step 2: Convert to fraction form
    9,686,475,742.16/13,367,336,012.52 = 5,231,139,689.36/x
  3. Step 3: Cross multiply
    9,686,475,742.16x = 13,367,336,012.52 × 5,231,139,689.36
  4. Step 4: Simplify right side
    9,686,475,742.16x = 69,926,401,956,104,609,792
  5. Step 5: Solve for x
    x = 69,926,401,956,104,609,792/9,686,475,742.16
  6. Step 6: Final answer
    x = 7,218,972,495.00

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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.