Home / 761,780,200,829.84-1,051,256,848,739.40-419,224,063,808.84

Finding the Fourth Proportional to 761,780,200,829.84, 1,051,256,848,739.40 and 419,224,063,808.84

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Solution

The fourth proportional to 761,780,200,829.84, 1,051,256,848,739.40 and 419,224,063,808.84 is: 578,529,302,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,200,829.84 : 1,051,256,848,739.40 = 419,224,063,808.84 : x
  2. Step 2: Convert to fraction form
    761,780,200,829.84/1,051,256,848,739.40 = 419,224,063,808.84/x
  3. Step 3: Cross multiply
    761,780,200,829.84x = 1,051,256,848,739.40 × 419,224,063,808.84
  4. Step 4: Simplify right side
    761,780,200,829.84x = 440,712,168,235,406,295,302,144
  5. Step 5: Solve for x
    x = 440,712,168,235,406,295,302,144/761,780,200,829.84
  6. Step 6: Final answer
    x = 578,529,302,488.20

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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.