Home / 425,614,712.80-637,904,477.88-301,153,200.40

Finding the Fourth Proportional to 425,614,712.80, 637,904,477.88 and 301,153,200.40

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Solution

The fourth proportional to 425,614,712.80, 637,904,477.88 and 301,153,200.40 is: 451,363,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,614,712.80 : 637,904,477.88 = 301,153,200.40 : x
  2. Step 2: Convert to fraction form
    425,614,712.80/637,904,477.88 = 301,153,200.40/x
  3. Step 3: Cross multiply
    425,614,712.80x = 637,904,477.88 × 301,153,200.40
  4. Step 4: Simplify right side
    425,614,712.80x = 192,106,975,063,052,992
  5. Step 5: Solve for x
    x = 192,106,975,063,052,992/425,614,712.80
  6. Step 6: Final answer
    x = 451,363,567.30

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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.