Home / 8,075,289,611.40-12,112,934,417.10-4,401,969,419.40

Finding the Fourth Proportional to 8,075,289,611.40, 12,112,934,417.10 and 4,401,969,419.40

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Solution

The fourth proportional to 8,075,289,611.40, 12,112,934,417.10 and 4,401,969,419.40 is: 6,602,954,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,289,611.40 : 12,112,934,417.10 = 4,401,969,419.40 : x
  2. Step 2: Convert to fraction form
    8,075,289,611.40/12,112,934,417.10 = 4,401,969,419.40/x
  3. Step 3: Cross multiply
    8,075,289,611.40x = 12,112,934,417.10 × 4,401,969,419.40
  4. Step 4: Simplify right side
    8,075,289,611.40x = 53,320,766,883,271,958,528
  5. Step 5: Solve for x
    x = 53,320,766,883,271,958,528/8,075,289,611.40
  6. Step 6: Final answer
    x = 6,602,954,129.10

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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.