Home / 626,931,845.04-865,166,499.72-344,679,088.44

Finding the Fourth Proportional to 626,931,845.04, 865,166,499.72 and 344,679,088.44

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Solution

The fourth proportional to 626,931,845.04, 865,166,499.72 and 344,679,088.44 is: 475,657,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,931,845.04 : 865,166,499.72 = 344,679,088.44 : x
  2. Step 2: Convert to fraction form
    626,931,845.04/865,166,499.72 = 344,679,088.44/x
  3. Step 3: Cross multiply
    626,931,845.04x = 865,166,499.72 × 344,679,088.44
  4. Step 4: Simplify right side
    626,931,845.04x = 298,204,800,472,315,136
  5. Step 5: Solve for x
    x = 298,204,800,472,315,136/626,931,845.04
  6. Step 6: Final answer
    x = 475,657,446.39

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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.