Home / 2,870,008,139.80-3,960,611,282.70-1,549,908,695.80

Finding the Fourth Proportional to 2,870,008,139.80, 3,960,611,282.70 and 1,549,908,695.80

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Solution

The fourth proportional to 2,870,008,139.80, 3,960,611,282.70 and 1,549,908,695.80 is: 2,138,874,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,008,139.80 : 3,960,611,282.70 = 1,549,908,695.80 : x
  2. Step 2: Convert to fraction form
    2,870,008,139.80/3,960,611,282.70 = 1,549,908,695.80/x
  3. Step 3: Cross multiply
    2,870,008,139.80x = 3,960,611,282.70 × 1,549,908,695.80
  4. Step 4: Simplify right side
    2,870,008,139.80x = 6,138,585,867,740,321,792
  5. Step 5: Solve for x
    x = 6,138,585,867,740,321,792/2,870,008,139.80
  6. Step 6: Final answer
    x = 2,138,874,027.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.