Home / 804,566,301.60-1,206,566,017.20-287,013,626.40

Finding the Fourth Proportional to 804,566,301.60, 1,206,566,017.20 and 287,013,626.40

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Solution

The fourth proportional to 804,566,301.60, 1,206,566,017.20 and 287,013,626.40 is: 430,419,329.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,566,301.60 : 1,206,566,017.20 = 287,013,626.40 : x
  2. Step 2: Convert to fraction form
    804,566,301.60/1,206,566,017.20 = 287,013,626.40/x
  3. Step 3: Cross multiply
    804,566,301.60x = 1,206,566,017.20 × 287,013,626.40
  4. Step 4: Simplify right side
    804,566,301.60x = 346,300,888,087,576,768
  5. Step 5: Solve for x
    x = 346,300,888,087,576,768/804,566,301.60
  6. Step 6: Final answer
    x = 430,419,329.52

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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.