Home / 163,373,403.60-245,060,105.40-143,218,011.60

Finding the Fourth Proportional to 163,373,403.60, 245,060,105.40 and 143,218,011.60

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Solution

The fourth proportional to 163,373,403.60, 245,060,105.40 and 143,218,011.60 is: 214,827,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,373,403.60 : 245,060,105.40 = 143,218,011.60 : x
  2. Step 2: Convert to fraction form
    163,373,403.60/245,060,105.40 = 143,218,011.60/x
  3. Step 3: Cross multiply
    163,373,403.60x = 245,060,105.40 × 143,218,011.60
  4. Step 4: Simplify right side
    163,373,403.60x = 35,097,021,017,874,424
  5. Step 5: Solve for x
    x = 35,097,021,017,874,424/163,373,403.60
  6. Step 6: Final answer
    x = 214,827,017.40

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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.