Home / 655,503,000.41-904,583,583.69-358,138,857.55

Finding the Fourth Proportional to 655,503,000.41, 904,583,583.69 and 358,138,857.55

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Solution

The fourth proportional to 655,503,000.41, 904,583,583.69 and 358,138,857.55 is: 494,225,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,503,000.41 : 904,583,583.69 = 358,138,857.55 : x
  2. Step 2: Convert to fraction form
    655,503,000.41/904,583,583.69 = 358,138,857.55/x
  3. Step 3: Cross multiply
    655,503,000.41x = 904,583,583.69 × 358,138,857.55
  4. Step 4: Simplify right side
    655,503,000.41x = 323,966,531,221,221,440
  5. Step 5: Solve for x
    x = 323,966,531,221,221,440/655,503,000.41
  6. Step 6: Final answer
    x = 494,225,855.59

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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.