Home / 1,645,299,017.64-2,270,554,425.18-902,742,883.56

Finding the Fourth Proportional to 1,645,299,017.64, 2,270,554,425.18 and 902,742,883.56

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Solution

The fourth proportional to 1,645,299,017.64, 2,270,554,425.18 and 902,742,883.56 is: 1,245,808,103.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,299,017.64 : 2,270,554,425.18 = 902,742,883.56 : x
  2. Step 2: Convert to fraction form
    1,645,299,017.64/2,270,554,425.18 = 902,742,883.56/x
  3. Step 3: Cross multiply
    1,645,299,017.64x = 2,270,554,425.18 × 902,742,883.56
  4. Step 4: Simplify right side
    1,645,299,017.64x = 2,049,726,849,066,911,232
  5. Step 5: Solve for x
    x = 2,049,726,849,066,911,232/1,645,299,017.64
  6. Step 6: Final answer
    x = 1,245,808,103.63

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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.