Home / 1,360,865,116.80-2,039,953,982.40-670,207,017.60

Finding the Fourth Proportional to 1,360,865,116.80, 2,039,953,982.40 and 670,207,017.60

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Solution

The fourth proportional to 1,360,865,116.80, 2,039,953,982.40 and 670,207,017.60 is: 1,004,648,776.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,865,116.80 : 2,039,953,982.40 = 670,207,017.60 : x
  2. Step 2: Convert to fraction form
    1,360,865,116.80/2,039,953,982.40 = 670,207,017.60/x
  3. Step 3: Cross multiply
    1,360,865,116.80x = 2,039,953,982.40 × 670,207,017.60
  4. Step 4: Simplify right side
    1,360,865,116.80x = 1,367,191,474,585,547,008
  5. Step 5: Solve for x
    x = 1,367,191,474,585,547,008/1,360,865,116.80
  6. Step 6: Final answer
    x = 1,004,648,776.51

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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.