Home / 569,088,706.38-785,101,933.71-380,977,602.54

Finding the Fourth Proportional to 569,088,706.38, 785,101,933.71 and 380,977,602.54

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Solution

The fourth proportional to 569,088,706.38, 785,101,933.71 and 380,977,602.54 is: 525,588,100.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,088,706.38 : 785,101,933.71 = 380,977,602.54 : x
  2. Step 2: Convert to fraction form
    569,088,706.38/785,101,933.71 = 380,977,602.54/x
  3. Step 3: Cross multiply
    569,088,706.38x = 785,101,933.71 × 380,977,602.54
  4. Step 4: Simplify right side
    569,088,706.38x = 299,106,252,454,353,856
  5. Step 5: Solve for x
    x = 299,106,252,454,353,856/569,088,706.38
  6. Step 6: Final answer
    x = 525,588,100.94

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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.