Home / 3,031,971,378.40-4,547,957,067.60-1,853,447,816.80

Finding the Fourth Proportional to 3,031,971,378.40, 4,547,957,067.60 and 1,853,447,816.80

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Solution

The fourth proportional to 3,031,971,378.40, 4,547,957,067.60 and 1,853,447,816.80 is: 2,780,171,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,971,378.40 : 4,547,957,067.60 = 1,853,447,816.80 : x
  2. Step 2: Convert to fraction form
    3,031,971,378.40/4,547,957,067.60 = 1,853,447,816.80/x
  3. Step 3: Cross multiply
    3,031,971,378.40x = 4,547,957,067.60 × 1,853,447,816.80
  4. Step 4: Simplify right side
    3,031,971,378.40x = 8,429,401,097,843,350,528
  5. Step 5: Solve for x
    x = 8,429,401,097,843,350,528/3,031,971,378.40
  6. Step 6: Final answer
    x = 2,780,171,725.20

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Double scale
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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.