Home / 1,941,408,006.30-2,912,112,009.45-714,322,547.10

Finding the Fourth Proportional to 1,941,408,006.30, 2,912,112,009.45 and 714,322,547.10

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Solution

The fourth proportional to 1,941,408,006.30, 2,912,112,009.45 and 714,322,547.10 is: 1,071,483,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,408,006.30 : 2,912,112,009.45 = 714,322,547.10 : x
  2. Step 2: Convert to fraction form
    1,941,408,006.30/2,912,112,009.45 = 714,322,547.10/x
  3. Step 3: Cross multiply
    1,941,408,006.30x = 2,912,112,009.45 × 714,322,547.10
  4. Step 4: Simplify right side
    1,941,408,006.30x = 2,080,187,268,030,823,168
  5. Step 5: Solve for x
    x = 2,080,187,268,030,823,168/1,941,408,006.30
  6. Step 6: Final answer
    x = 1,071,483,820.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.