Home / 749,190,545,076.36-1,033,880,334,964.70-406,634,390,326.92

Finding the Fourth Proportional to 749,190,545,076.36, 1,033,880,334,964.70 and 406,634,390,326.92

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Solution

The fourth proportional to 749,190,545,076.36, 1,033,880,334,964.70 and 406,634,390,326.92 is: 561,154,038,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,190,545,076.36 : 1,033,880,334,964.70 = 406,634,390,326.92 : x
  2. Step 2: Convert to fraction form
    749,190,545,076.36/1,033,880,334,964.70 = 406,634,390,326.92/x
  3. Step 3: Cross multiply
    749,190,545,076.36x = 1,033,880,334,964.70 × 406,634,390,326.92
  4. Step 4: Simplify right side
    749,190,545,076.36x = 420,411,299,679,362,560,819,200
  5. Step 5: Solve for x
    x = 420,411,299,679,362,560,819,200/749,190,545,076.36
  6. Step 6: Final answer
    x = 561,154,038,104.57

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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.