Home / 385,212,554.50-577,478,705.86-294,740,038.66

Finding the Fourth Proportional to 385,212,554.50, 577,478,705.86 and 294,740,038.66

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Solution

The fourth proportional to 385,212,554.50, 577,478,705.86 and 294,740,038.66 is: 441,849,815.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,212,554.50 : 577,478,705.86 = 294,740,038.66 : x
  2. Step 2: Convert to fraction form
    385,212,554.50/577,478,705.86 = 294,740,038.66/x
  3. Step 3: Cross multiply
    385,212,554.50x = 577,478,705.86 × 294,740,038.66
  4. Step 4: Simplify right side
    385,212,554.50x = 170,206,096,090,503,200
  5. Step 5: Solve for x
    x = 170,206,096,090,503,200/385,212,554.50
  6. Step 6: Final answer
    x = 441,849,815.39

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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.