Home / 64,513,357.60-96,778,330.80-32,181,786.40

Finding the Fourth Proportional to 64,513,357.60, 96,778,330.80 and 32,181,786.40

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Solution

The fourth proportional to 64,513,357.60, 96,778,330.80 and 32,181,786.40 is: 48,276,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513,357.60 : 96,778,330.80 = 32,181,786.40 : x
  2. Step 2: Convert to fraction form
    64,513,357.60/96,778,330.80 = 32,181,786.40/x
  3. Step 3: Cross multiply
    64,513,357.60x = 96,778,330.80 × 32,181,786.40
  4. Step 4: Simplify right side
    64,513,357.60x = 3,114,499,569,954,141
  5. Step 5: Solve for x
    x = 3,114,499,569,954,141/64,513,357.60
  6. Step 6: Final answer
    x = 48,276,817.17

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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.