Home / 71,746,218.40-107,619,327.60-61,668,522.40

Finding the Fourth Proportional to 71,746,218.40, 107,619,327.60 and 61,668,522.40

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Solution

The fourth proportional to 71,746,218.40, 107,619,327.60 and 61,668,522.40 is: 92,502,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,746,218.40 : 107,619,327.60 = 61,668,522.40 : x
  2. Step 2: Convert to fraction form
    71,746,218.40/107,619,327.60 = 61,668,522.40/x
  3. Step 3: Cross multiply
    71,746,218.40x = 107,619,327.60 × 61,668,522.40
  4. Step 4: Simplify right side
    71,746,218.40x = 6,636,724,914,773,538
  5. Step 5: Solve for x
    x = 6,636,724,914,773,538/71,746,218.40
  6. Step 6: Final answer
    x = 92,502,783.60

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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.