Home / 53,255,001.60-79,882,502.40-43,681,190.40

Finding the Fourth Proportional to 53,255,001.60, 79,882,502.40 and 43,681,190.40

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Solution

The fourth proportional to 53,255,001.60, 79,882,502.40 and 43,681,190.40 is: 65,521,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255,001.60 : 79,882,502.40 = 43,681,190.40 : x
  2. Step 2: Convert to fraction form
    53,255,001.60/79,882,502.40 = 43,681,190.40/x
  3. Step 3: Cross multiply
    53,255,001.60x = 79,882,502.40 × 43,681,190.40
  4. Step 4: Simplify right side
    53,255,001.60x = 3,489,362,796,962,857
  5. Step 5: Solve for x
    x = 3,489,362,796,962,857/53,255,001.60
  6. Step 6: Final answer
    x = 65,521,785.60

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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.