Home / 43,689,807.35-65,176,619.36-42,502,285.79

Finding the Fourth Proportional to 43,689,807.35, 65,176,619.36 and 42,502,285.79

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Solution

The fourth proportional to 43,689,807.35, 65,176,619.36 and 42,502,285.79 is: 63,405,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,689,807.35 : 65,176,619.36 = 42,502,285.79 : x
  2. Step 2: Convert to fraction form
    43,689,807.35/65,176,619.36 = 42,502,285.79/x
  3. Step 3: Cross multiply
    43,689,807.35x = 65,176,619.36 × 42,502,285.79
  4. Step 4: Simplify right side
    43,689,807.35x = 2,770,155,302,864,767
  5. Step 5: Solve for x
    x = 2,770,155,302,864,767/43,689,807.35
  6. Step 6: Final answer
    x = 63,405,070.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.