Home / 747,112,362.04-1,121,348,598.91-397,651,817.93

Finding the Fourth Proportional to 747,112,362.04, 1,121,348,598.91 and 397,651,817.93

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Solution

The fourth proportional to 747,112,362.04, 1,121,348,598.91 and 397,651,817.93 is: 596,839,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,112,362.04 : 1,121,348,598.91 = 397,651,817.93 : x
  2. Step 2: Convert to fraction form
    747,112,362.04/1,121,348,598.91 = 397,651,817.93/x
  3. Step 3: Cross multiply
    747,112,362.04x = 1,121,348,598.91 × 397,651,817.93
  4. Step 4: Simplify right side
    747,112,362.04x = 445,906,308,889,819,968
  5. Step 5: Solve for x
    x = 445,906,308,889,819,968/747,112,362.04
  6. Step 6: Final answer
    x = 596,839,687.77

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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.