Home / 156,835,807.20-235,253,710.80-144,294,674.40

Finding the Fourth Proportional to 156,835,807.20, 235,253,710.80 and 144,294,674.40

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Solution

The fourth proportional to 156,835,807.20, 235,253,710.80 and 144,294,674.40 is: 216,442,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,835,807.20 : 235,253,710.80 = 144,294,674.40 : x
  2. Step 2: Convert to fraction form
    156,835,807.20/235,253,710.80 = 144,294,674.40/x
  3. Step 3: Cross multiply
    156,835,807.20x = 235,253,710.80 × 144,294,674.40
  4. Step 4: Simplify right side
    156,835,807.20x = 33,945,857,601,277,768
  5. Step 5: Solve for x
    x = 33,945,857,601,277,768/156,835,807.20
  6. Step 6: Final answer
    x = 216,442,011.60

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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.