Home / 13,891,869,034.40-20,837,803,551.60-8,014,556,727.20

Finding the Fourth Proportional to 13,891,869,034.40, 20,837,803,551.60 and 8,014,556,727.20

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Solution

The fourth proportional to 13,891,869,034.40, 20,837,803,551.60 and 8,014,556,727.20 is: 12,021,835,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,869,034.40 : 20,837,803,551.60 = 8,014,556,727.20 : x
  2. Step 2: Convert to fraction form
    13,891,869,034.40/20,837,803,551.60 = 8,014,556,727.20/x
  3. Step 3: Cross multiply
    13,891,869,034.40x = 20,837,803,551.60 × 8,014,556,727.20
  4. Step 4: Simplify right side
    13,891,869,034.40x = 167,005,758,634,547,806,208
  5. Step 5: Solve for x
    x = 167,005,758,634,547,806,208/13,891,869,034.40
  6. Step 6: Final answer
    x = 12,021,835,090.80

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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.