Home / 249,120,443.20-373,680,664.80-67,367,621.20

Finding the Fourth Proportional to 249,120,443.20, 373,680,664.80 and 67,367,621.20

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Solution

The fourth proportional to 249,120,443.20, 373,680,664.80 and 67,367,621.20 is: 101,051,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,120,443.20 : 373,680,664.80 = 67,367,621.20 : x
  2. Step 2: Convert to fraction form
    249,120,443.20/373,680,664.80 = 67,367,621.20/x
  3. Step 3: Cross multiply
    249,120,443.20x = 373,680,664.80 × 67,367,621.20
  4. Step 4: Simplify right side
    249,120,443.20x = 25,173,977,476,010,576
  5. Step 5: Solve for x
    x = 25,173,977,476,010,576/249,120,443.20
  6. Step 6: Final answer
    x = 101,051,431.80

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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.