Home / 561,179,431.80-841,769,147.70-255,069,415.80

Finding the Fourth Proportional to 561,179,431.80, 841,769,147.70 and 255,069,415.80

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Solution

The fourth proportional to 561,179,431.80, 841,769,147.70 and 255,069,415.80 is: 382,604,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,179,431.80 : 841,769,147.70 = 255,069,415.80 : x
  2. Step 2: Convert to fraction form
    561,179,431.80/841,769,147.70 = 255,069,415.80/x
  3. Step 3: Cross multiply
    561,179,431.80x = 841,769,147.70 × 255,069,415.80
  4. Step 4: Simplify right side
    561,179,431.80x = 214,709,564,742,302,944
  5. Step 5: Solve for x
    x = 214,709,564,742,302,944/561,179,431.80
  6. Step 6: Final answer
    x = 382,604,123.70

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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.