Home / 217,746,003.60-326,619,005.40-145,186,592.40

Finding the Fourth Proportional to 217,746,003.60, 326,619,005.40 and 145,186,592.40

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Solution

The fourth proportional to 217,746,003.60, 326,619,005.40 and 145,186,592.40 is: 217,779,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,746,003.60 : 326,619,005.40 = 145,186,592.40 : x
  2. Step 2: Convert to fraction form
    217,746,003.60/326,619,005.40 = 145,186,592.40/x
  3. Step 3: Cross multiply
    217,746,003.60x = 326,619,005.40 × 145,186,592.40
  4. Step 4: Simplify right side
    217,746,003.60x = 47,420,700,407,103,200
  5. Step 5: Solve for x
    x = 47,420,700,407,103,200/217,746,003.60
  6. Step 6: Final answer
    x = 217,779,888.60

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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.