Home / 345,754,493.53-477,142,638.63-186,984,616.48

Finding the Fourth Proportional to 345,754,493.53, 477,142,638.63 and 186,984,616.48

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Solution

The fourth proportional to 345,754,493.53, 477,142,638.63 and 186,984,616.48 is: 258,039,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,754,493.53 : 477,142,638.63 = 186,984,616.48 : x
  2. Step 2: Convert to fraction form
    345,754,493.53/477,142,638.63 = 186,984,616.48/x
  3. Step 3: Cross multiply
    345,754,493.53x = 477,142,638.63 × 186,984,616.48
  4. Step 4: Simplify right side
    345,754,493.53x = 89,218,333,291,510,656
  5. Step 5: Solve for x
    x = 89,218,333,291,510,656/345,754,493.53
  6. Step 6: Final answer
    x = 258,039,548.18

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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.