Home / 1,203,408,045.10-1,805,112,067.65-828,901,572.40

Finding the Fourth Proportional to 1,203,408,045.10, 1,805,112,067.65 and 828,901,572.40

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Solution

The fourth proportional to 1,203,408,045.10, 1,805,112,067.65 and 828,901,572.40 is: 1,243,352,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,408,045.10 : 1,805,112,067.65 = 828,901,572.40 : x
  2. Step 2: Convert to fraction form
    1,203,408,045.10/1,805,112,067.65 = 828,901,572.40/x
  3. Step 3: Cross multiply
    1,203,408,045.10x = 1,805,112,067.65 × 828,901,572.40
  4. Step 4: Simplify right side
    1,203,408,045.10x = 1,496,260,231,233,300,224
  5. Step 5: Solve for x
    x = 1,496,260,231,233,300,224/1,203,408,045.10
  6. Step 6: Final answer
    x = 1,243,352,358.60

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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.