Home / 46,381,301.20-69,571,951.80-42,413,208.40

Finding the Fourth Proportional to 46,381,301.20, 69,571,951.80 and 42,413,208.40

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Solution

The fourth proportional to 46,381,301.20, 69,571,951.80 and 42,413,208.40 is: 63,619,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,381,301.20 : 69,571,951.80 = 42,413,208.40 : x
  2. Step 2: Convert to fraction form
    46,381,301.20/69,571,951.80 = 42,413,208.40/x
  3. Step 3: Cross multiply
    46,381,301.20x = 69,571,951.80 × 42,413,208.40
  4. Step 4: Simplify right side
    46,381,301.20x = 2,950,769,690,488,155
  5. Step 5: Solve for x
    x = 2,950,769,690,488,155/46,381,301.20
  6. Step 6: Final answer
    x = 63,619,812.60

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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.