Home / 180,479,170,596.89-249,067,228,433.72-99,191,874,818.40

Finding the Fourth Proportional to 180,479,170,596.89, 249,067,228,433.72 and 99,191,874,818.40

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Solution

The fourth proportional to 180,479,170,596.89, 249,067,228,433.72 and 99,191,874,818.40 is: 136,888,070,032.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,479,170,596.89 : 249,067,228,433.72 = 99,191,874,818.40 : x
  2. Step 2: Convert to fraction form
    180,479,170,596.89/249,067,228,433.72 = 99,191,874,818.40/x
  3. Step 3: Cross multiply
    180,479,170,596.89x = 249,067,228,433.72 × 99,191,874,818.40
  4. Step 4: Simplify right side
    180,479,170,596.89x = 24,705,445,344,163,389,243,392
  5. Step 5: Solve for x
    x = 24,705,445,344,163,389,243,392/180,479,170,596.89
  6. Step 6: Final answer
    x = 136,888,070,032.99

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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.