Home / 18,358,538,130.75-27,543,427,231.17-9,401,069,619.05

Finding the Fourth Proportional to 18,358,538,130.75, 27,543,427,231.17 and 9,401,069,619.05

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Solution

The fourth proportional to 18,358,538,130.75, 27,543,427,231.17 and 9,401,069,619.05 is: 14,104,482,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358,538,130.75 : 27,543,427,231.17 = 9,401,069,619.05 : x
  2. Step 2: Convert to fraction form
    18,358,538,130.75/27,543,427,231.17 = 9,401,069,619.05/x
  3. Step 3: Cross multiply
    18,358,538,130.75x = 27,543,427,231.17 × 9,401,069,619.05
  4. Step 4: Simplify right side
    18,358,538,130.75x = 258,937,676,947,329,024,000
  5. Step 5: Solve for x
    x = 258,937,676,947,329,024,000/18,358,538,130.75
  6. Step 6: Final answer
    x = 14,104,482,345.12

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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.