Home / 14,236,196,138.40-21,360,664,306.80-6,477,415,312.80

Finding the Fourth Proportional to 14,236,196,138.40, 21,360,664,306.80 and 6,477,415,312.80

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Solution

The fourth proportional to 14,236,196,138.40, 21,360,664,306.80 and 6,477,415,312.80 is: 9,719,021,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236,196,138.40 : 21,360,664,306.80 = 6,477,415,312.80 : x
  2. Step 2: Convert to fraction form
    14,236,196,138.40/21,360,664,306.80 = 6,477,415,312.80/x
  3. Step 3: Cross multiply
    14,236,196,138.40x = 21,360,664,306.80 × 6,477,415,312.80
  4. Step 4: Simplify right side
    14,236,196,138.40x = 138,361,894,072,446,713,856
  5. Step 5: Solve for x
    x = 138,361,894,072,446,713,856/14,236,196,138.40
  6. Step 6: Final answer
    x = 9,719,021,340.20

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1.5x scale

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.