Home / 49,392,220.80-74,088,331.20-46,620,854.40

Finding the Fourth Proportional to 49,392,220.80, 74,088,331.20 and 46,620,854.40

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Solution

The fourth proportional to 49,392,220.80, 74,088,331.20 and 46,620,854.40 is: 69,931,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392,220.80 : 74,088,331.20 = 46,620,854.40 : x
  2. Step 2: Convert to fraction form
    49,392,220.80/74,088,331.20 = 46,620,854.40/x
  3. Step 3: Cross multiply
    49,392,220.80x = 74,088,331.20 × 46,620,854.40
  4. Step 4: Simplify right side
    49,392,220.80x = 3,454,061,301,614,177.50
  5. Step 5: Solve for x
    x = 3,454,061,301,614,177.50/49,392,220.80
  6. Step 6: Final answer
    x = 69,931,281.60

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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.