Home / 4,721,722,332.14-7,085,034,707.52-1,925,742,143.72

Finding the Fourth Proportional to 4,721,722,332.14, 7,085,034,707.52 and 1,925,742,143.72

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Solution

The fourth proportional to 4,721,722,332.14, 7,085,034,707.52 and 1,925,742,143.72 is: 2,889,612,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,722,332.14 : 7,085,034,707.52 = 1,925,742,143.72 : x
  2. Step 2: Convert to fraction form
    4,721,722,332.14/7,085,034,707.52 = 1,925,742,143.72/x
  3. Step 3: Cross multiply
    4,721,722,332.14x = 7,085,034,707.52 × 1,925,742,143.72
  4. Step 4: Simplify right side
    4,721,722,332.14x = 13,643,949,925,990,168,576
  5. Step 5: Solve for x
    x = 13,643,949,925,990,168,576/4,721,722,332.14
  6. Step 6: Final answer
    x = 2,889,612,934.91

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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.