Home / 715,682,829.71-1,073,258,436.57-249,224,466.89

Finding the Fourth Proportional to 715,682,829.71, 1,073,258,436.57 and 249,224,466.89

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Solution

The fourth proportional to 715,682,829.71, 1,073,258,436.57 and 249,224,466.89 is: 373,744,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,682,829.71 : 1,073,258,436.57 = 249,224,466.89 : x
  2. Step 2: Convert to fraction form
    715,682,829.71/1,073,258,436.57 = 249,224,466.89/x
  3. Step 3: Cross multiply
    715,682,829.71x = 1,073,258,436.57 × 249,224,466.89
  4. Step 4: Simplify right side
    715,682,829.71x = 267,482,261,689,353,120
  5. Step 5: Solve for x
    x = 267,482,261,689,353,120/715,682,829.71
  6. Step 6: Final answer
    x = 373,744,137.19

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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.