Home / 349,920,466.40-524,880,699.60-347,904,927.20

Finding the Fourth Proportional to 349,920,466.40, 524,880,699.60 and 347,904,927.20

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Solution

The fourth proportional to 349,920,466.40, 524,880,699.60 and 347,904,927.20 is: 521,857,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,920,466.40 : 524,880,699.60 = 347,904,927.20 : x
  2. Step 2: Convert to fraction form
    349,920,466.40/524,880,699.60 = 347,904,927.20/x
  3. Step 3: Cross multiply
    349,920,466.40x = 524,880,699.60 × 347,904,927.20
  4. Step 4: Simplify right side
    349,920,466.40x = 182,608,581,583,023,072
  5. Step 5: Solve for x
    x = 182,608,581,583,023,072/349,920,466.40
  6. Step 6: Final answer
    x = 521,857,390.80

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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.