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Finding the Fourth Proportional to 229,539,862.80, 322,036,052.40 and 229,539,862.80

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Solution

The fourth proportional to 229,539,862.80, 322,036,052.40 and 229,539,862.80 is: 322,036,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,539,862.80 : 322,036,052.40 = 229,539,862.80 : x
  2. Step 2: Convert to fraction form
    229,539,862.80/322,036,052.40 = 229,539,862.80/x
  3. Step 3: Cross multiply
    229,539,862.80x = 322,036,052.40 × 229,539,862.80
  4. Step 4: Simplify right side
    229,539,862.80x = 73,920,111,284,549,616
  5. Step 5: Solve for x
    x = 73,920,111,284,549,616/229,539,862.80
  6. Step 6: Final answer
    x = 322,036,052.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.