Home / 3,638,329,810.70-5,457,494,716.05-3,607,718,809.10

Finding the Fourth Proportional to 3,638,329,810.70, 5,457,494,716.05 and 3,607,718,809.10

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Solution

The fourth proportional to 3,638,329,810.70, 5,457,494,716.05 and 3,607,718,809.10 is: 5,411,578,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,329,810.70 : 5,457,494,716.05 = 3,607,718,809.10 : x
  2. Step 2: Convert to fraction form
    3,638,329,810.70/5,457,494,716.05 = 3,607,718,809.10/x
  3. Step 3: Cross multiply
    3,638,329,810.70x = 5,457,494,716.05 × 3,607,718,809.10
  4. Step 4: Simplify right side
    3,638,329,810.70x = 19,689,106,337,657,450,496
  5. Step 5: Solve for x
    x = 19,689,106,337,657,450,496/3,638,329,810.70
  6. Step 6: Final answer
    x = 5,411,578,213.65

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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.