Home / 8,503,075,359.40-12,754,613,039.10-7,645,967,314.60

Finding the Fourth Proportional to 8,503,075,359.40, 12,754,613,039.10 and 7,645,967,314.60

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Solution

The fourth proportional to 8,503,075,359.40, 12,754,613,039.10 and 7,645,967,314.60 is: 11,468,950,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,075,359.40 : 12,754,613,039.10 = 7,645,967,314.60 : x
  2. Step 2: Convert to fraction form
    8,503,075,359.40/12,754,613,039.10 = 7,645,967,314.60/x
  3. Step 3: Cross multiply
    8,503,075,359.40x = 12,754,613,039.10 × 7,645,967,314.60
  4. Step 4: Simplify right side
    8,503,075,359.40x = 97,521,354,407,329,579,008
  5. Step 5: Solve for x
    x = 97,521,354,407,329,579,008/8,503,075,359.40
  6. Step 6: Final answer
    x = 11,468,950,971.90

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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.