Home / 156,835,309.40-235,252,964.10-54,565,357.40

Finding the Fourth Proportional to 156,835,309.40, 235,252,964.10 and 54,565,357.40

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Solution

The fourth proportional to 156,835,309.40, 235,252,964.10 and 54,565,357.40 is: 81,848,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,835,309.40 : 235,252,964.10 = 54,565,357.40 : x
  2. Step 2: Convert to fraction form
    156,835,309.40/235,252,964.10 = 54,565,357.40/x
  3. Step 3: Cross multiply
    156,835,309.40x = 235,252,964.10 × 54,565,357.40
  4. Step 4: Simplify right side
    156,835,309.40x = 12,836,662,065,525,868
  5. Step 5: Solve for x
    x = 12,836,662,065,525,868/156,835,309.40
  6. Step 6: Final answer
    x = 81,848,036.10

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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.