Home / 442,904,775.60-664,357,163.40-417,395,607.60

Finding the Fourth Proportional to 442,904,775.60, 664,357,163.40 and 417,395,607.60

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Solution

The fourth proportional to 442,904,775.60, 664,357,163.40 and 417,395,607.60 is: 626,093,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,904,775.60 : 664,357,163.40 = 417,395,607.60 : x
  2. Step 2: Convert to fraction form
    442,904,775.60/664,357,163.40 = 417,395,607.60/x
  3. Step 3: Cross multiply
    442,904,775.60x = 664,357,163.40 × 417,395,607.60
  4. Step 4: Simplify right side
    442,904,775.60x = 277,299,761,880,755,488
  5. Step 5: Solve for x
    x = 277,299,761,880,755,488/442,904,775.60
  6. Step 6: Final answer
    x = 626,093,411.40

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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.