Home / 163,680,829.20-245,615,722.20-61,455,200.40

Finding the Fourth Proportional to 163,680,829.20, 245,615,722.20 and 61,455,200.40

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Solution

The fourth proportional to 163,680,829.20, 245,615,722.20 and 61,455,200.40 is: 92,218,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,680,829.20 : 245,615,722.20 = 61,455,200.40 : x
  2. Step 2: Convert to fraction form
    163,680,829.20/245,615,722.20 = 61,455,200.40/x
  3. Step 3: Cross multiply
    163,680,829.20x = 245,615,722.20 × 61,455,200.40
  4. Step 4: Simplify right side
    163,680,829.20x = 15,094,363,429,191,728
  5. Step 5: Solve for x
    x = 15,094,363,429,191,728/163,680,829.20
  6. Step 6: Final answer
    x = 92,218,273.23

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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.