Home / 652,920,145.20-977,112,736.20-448,846,801.20

Finding the Fourth Proportional to 652,920,145.20, 977,112,736.20 and 448,846,801.20

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Solution

The fourth proportional to 652,920,145.20, 977,112,736.20 and 448,846,801.20 is: 671,711,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,920,145.20 : 977,112,736.20 = 448,846,801.20 : x
  2. Step 2: Convert to fraction form
    652,920,145.20/977,112,736.20 = 448,846,801.20/x
  3. Step 3: Cross multiply
    652,920,145.20x = 977,112,736.20 × 448,846,801.20
  4. Step 4: Simplify right side
    652,920,145.20x = 438,573,926,055,149,440
  5. Step 5: Solve for x
    x = 438,573,926,055,149,440/652,920,145.20
  6. Step 6: Final answer
    x = 671,711,432.52

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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.