Home / 74,877,223.40-112,336,830.30-31,767,079.40

Finding the Fourth Proportional to 74,877,223.40, 112,336,830.30 and 31,767,079.40

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Solution

The fourth proportional to 74,877,223.40, 112,336,830.30 and 31,767,079.40 is: 47,659,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,877,223.40 : 112,336,830.30 = 31,767,079.40 : x
  2. Step 2: Convert to fraction form
    74,877,223.40/112,336,830.30 = 31,767,079.40/x
  3. Step 3: Cross multiply
    74,877,223.40x = 112,336,830.30 × 31,767,079.40
  4. Step 4: Simplify right side
    74,877,223.40x = 3,568,613,007,684,425.50
  5. Step 5: Solve for x
    x = 3,568,613,007,684,425.50/74,877,223.40
  6. Step 6: Final answer
    x = 47,659,526.43

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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.