Home / 90,762,296,799.60-136,143,445,199.40-31,874,382,471.60

Finding the Fourth Proportional to 90,762,296,799.60, 136,143,445,199.40 and 31,874,382,471.60

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Solution

The fourth proportional to 90,762,296,799.60, 136,143,445,199.40 and 31,874,382,471.60 is: 47,811,573,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,762,296,799.60 : 136,143,445,199.40 = 31,874,382,471.60 : x
  2. Step 2: Convert to fraction form
    90,762,296,799.60/136,143,445,199.40 = 31,874,382,471.60/x
  3. Step 3: Cross multiply
    90,762,296,799.60x = 136,143,445,199.40 × 31,874,382,471.60
  4. Step 4: Simplify right side
    90,762,296,799.60x = 4,339,488,243,286,990,127,104
  5. Step 5: Solve for x
    x = 4,339,488,243,286,990,127,104/90,762,296,799.60
  6. Step 6: Final answer
    x = 47,811,573,707.40

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1.5x scale

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.