Home / 2,519,429,894.40-3,779,144,841.60-1,229,484,806.40

Finding the Fourth Proportional to 2,519,429,894.40, 3,779,144,841.60 and 1,229,484,806.40

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Solution

The fourth proportional to 2,519,429,894.40, 3,779,144,841.60 and 1,229,484,806.40 is: 1,844,227,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,429,894.40 : 3,779,144,841.60 = 1,229,484,806.40 : x
  2. Step 2: Convert to fraction form
    2,519,429,894.40/3,779,144,841.60 = 1,229,484,806.40/x
  3. Step 3: Cross multiply
    2,519,429,894.40x = 3,779,144,841.60 × 1,229,484,806.40
  4. Step 4: Simplify right side
    2,519,429,894.40x = 4,646,401,163,932,134,400
  5. Step 5: Solve for x
    x = 4,646,401,163,932,134,400/2,519,429,894.40
  6. Step 6: Final answer
    x = 1,844,227,209.60

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Double scale
Find fourth proportional to 2,519,429,895.40, 3,779,144,843.10 and 1,229,484,807.40
Similar ratio
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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.