Home / 77,608,145.70-116,367,931.80-29,087,582.40

Finding the Fourth Proportional to 77,608,145.70, 116,367,931.80 and 29,087,582.40

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Solution

The fourth proportional to 77,608,145.70, 116,367,931.80 and 29,087,582.40 is: 43,614,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,608,145.70 : 116,367,931.80 = 29,087,582.40 : x
  2. Step 2: Convert to fraction form
    77,608,145.70/116,367,931.80 = 29,087,582.40/x
  3. Step 3: Cross multiply
    77,608,145.70x = 116,367,931.80 × 29,087,582.40
  4. Step 4: Simplify right side
    77,608,145.70x = 3,384,861,804,950,080
  5. Step 5: Solve for x
    x = 3,384,861,804,950,080/77,608,145.70
  6. Step 6: Final answer
    x = 43,614,774.90

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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.