Home / 65,698,779.62-90,664,903.33-36,332,088.08

Finding the Fourth Proportional to 65,698,779.62, 90,664,903.33 and 36,332,088.08

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Solution

The fourth proportional to 65,698,779.62, 90,664,903.33 and 36,332,088.08 is: 50,138,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,698,779.62 : 90,664,903.33 = 36,332,088.08 : x
  2. Step 2: Convert to fraction form
    65,698,779.62/90,664,903.33 = 36,332,088.08/x
  3. Step 3: Cross multiply
    65,698,779.62x = 90,664,903.33 × 36,332,088.08
  4. Step 4: Simplify right side
    65,698,779.62x = 3,294,045,253,006,091
  5. Step 5: Solve for x
    x = 3,294,045,253,006,091/65,698,779.62
  6. Step 6: Final answer
    x = 50,138,606.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.