Home / 662,554,342.40-993,822,182.40-299,048,115.20

Finding the Fourth Proportional to 662,554,342.40, 993,822,182.40 and 299,048,115.20

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Solution

The fourth proportional to 662,554,342.40, 993,822,182.40 and 299,048,115.20 is: 448,567,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,554,342.40 : 993,822,182.40 = 299,048,115.20 : x
  2. Step 2: Convert to fraction form
    662,554,342.40/993,822,182.40 = 299,048,115.20/x
  3. Step 3: Cross multiply
    662,554,342.40x = 993,822,182.40 × 299,048,115.20
  4. Step 4: Simplify right side
    662,554,342.40x = 297,200,650,490,670,592
  5. Step 5: Solve for x
    x = 297,200,650,490,670,592/662,554,342.40
  6. Step 6: Final answer
    x = 448,567,961.10

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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.