Home / 6,742,390,621.52-9,304,518,964.41-3,731,852,422.55

Finding the Fourth Proportional to 6,742,390,621.52, 9,304,518,964.41 and 3,731,852,422.55

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Solution

The fourth proportional to 6,742,390,621.52, 9,304,518,964.41 and 3,731,852,422.55 is: 5,149,967,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742,390,621.52 : 9,304,518,964.41 = 3,731,852,422.55 : x
  2. Step 2: Convert to fraction form
    6,742,390,621.52/9,304,518,964.41 = 3,731,852,422.55/x
  3. Step 3: Cross multiply
    6,742,390,621.52x = 9,304,518,964.41 × 3,731,852,422.55
  4. Step 4: Simplify right side
    6,742,390,621.52x = 34,723,091,638,019,133,440
  5. Step 5: Solve for x
    x = 34,723,091,638,019,133,440/6,742,390,621.52
  6. Step 6: Final answer
    x = 5,149,967,361.31

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1.5x scale

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.