Home / 164,655,983.40-246,983,975.10-43,487,435.40

Finding the Fourth Proportional to 164,655,983.40, 246,983,975.10 and 43,487,435.40

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Solution

The fourth proportional to 164,655,983.40, 246,983,975.10 and 43,487,435.40 is: 65,231,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,655,983.40 : 246,983,975.10 = 43,487,435.40 : x
  2. Step 2: Convert to fraction form
    164,655,983.40/246,983,975.10 = 43,487,435.40/x
  3. Step 3: Cross multiply
    164,655,983.40x = 246,983,975.10 × 43,487,435.40
  4. Step 4: Simplify right side
    164,655,983.40x = 10,740,699,661,996,458
  5. Step 5: Solve for x
    x = 10,740,699,661,996,458/164,655,983.40
  6. Step 6: Final answer
    x = 65,231,153.10

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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.