Home / 1,585,292,016.80-2,377,087,719.60-664,127,616.80

Finding the Fourth Proportional to 1,585,292,016.80, 2,377,087,719.60 and 664,127,616.80

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Solution

The fourth proportional to 1,585,292,016.80, 2,377,087,719.60 and 664,127,616.80 is: 995,835,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,292,016.80 : 2,377,087,719.60 = 664,127,616.80 : x
  2. Step 2: Convert to fraction form
    1,585,292,016.80/2,377,087,719.60 = 664,127,616.80/x
  3. Step 3: Cross multiply
    1,585,292,016.80x = 2,377,087,719.60 × 664,127,616.80
  4. Step 4: Simplify right side
    1,585,292,016.80x = 1,578,689,602,142,494,464
  5. Step 5: Solve for x
    x = 1,578,689,602,142,494,464/1,585,292,016.80
  6. Step 6: Final answer
    x = 995,835,206.01

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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.