Home / 540,904,819.25-746,441,325.78-302,749,932.93

Finding the Fourth Proportional to 540,904,819.25, 746,441,325.78 and 302,749,932.93

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Solution

The fourth proportional to 540,904,819.25, 746,441,325.78 and 302,749,932.93 is: 417,790,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,904,819.25 : 746,441,325.78 = 302,749,932.93 : x
  2. Step 2: Convert to fraction form
    540,904,819.25/746,441,325.78 = 302,749,932.93/x
  3. Step 3: Cross multiply
    540,904,819.25x = 746,441,325.78 × 302,749,932.93
  4. Step 4: Simplify right side
    540,904,819.25x = 225,985,061,316,075,264
  5. Step 5: Solve for x
    x = 225,985,061,316,075,264/540,904,819.25
  6. Step 6: Final answer
    x = 417,790,807.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.