Home / 45,920,308.78-68,880,550.65-43,114,300.30

Finding the Fourth Proportional to 45,920,308.78, 68,880,550.65 and 43,114,300.30

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Solution

The fourth proportional to 45,920,308.78, 68,880,550.65 and 43,114,300.30 is: 64,671,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,920,308.78 : 68,880,550.65 = 43,114,300.30 : x
  2. Step 2: Convert to fraction form
    45,920,308.78/68,880,550.65 = 43,114,300.30/x
  3. Step 3: Cross multiply
    45,920,308.78x = 68,880,550.65 × 43,114,300.30
  4. Step 4: Simplify right side
    45,920,308.78x = 2,969,736,745,553,460
  5. Step 5: Solve for x
    x = 2,969,736,745,553,460/45,920,308.78
  6. Step 6: Final answer
    x = 64,671,532.58

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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.