Home / 1,787,468,492.34-2,681,303,588.10-543,939,483.24

Finding the Fourth Proportional to 1,787,468,492.34, 2,681,303,588.10 and 543,939,483.24

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Solution

The fourth proportional to 1,787,468,492.34, 2,681,303,588.10 and 543,939,483.24 is: 815,939,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,468,492.34 : 2,681,303,588.10 = 543,939,483.24 : x
  2. Step 2: Convert to fraction form
    1,787,468,492.34/2,681,303,588.10 = 543,939,483.24/x
  3. Step 3: Cross multiply
    1,787,468,492.34x = 2,681,303,588.10 × 543,939,483.24
  4. Step 4: Simplify right side
    1,787,468,492.34x = 1,458,466,888,120,671,744
  5. Step 5: Solve for x
    x = 1,458,466,888,120,671,744/1,787,468,492.34
  6. Step 6: Final answer
    x = 815,939,914.11

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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.