Home / 318,003,698,335.03-438,846,527,139.29-173,487,390,104.77

Finding the Fourth Proportional to 318,003,698,335.03, 438,846,527,139.29 and 173,487,390,104.77

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Solution

The fourth proportional to 318,003,698,335.03, 438,846,527,139.29 and 173,487,390,104.77 is: 239,413,374,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,003,698,335.03 : 438,846,527,139.29 = 173,487,390,104.77 : x
  2. Step 2: Convert to fraction form
    318,003,698,335.03/438,846,527,139.29 = 173,487,390,104.77/x
  3. Step 3: Cross multiply
    318,003,698,335.03x = 438,846,527,139.29 × 173,487,390,104.77
  4. Step 4: Simplify right side
    318,003,698,335.03x = 76,134,338,649,937,537,925,120
  5. Step 5: Solve for x
    x = 76,134,338,649,937,537,925,120/318,003,698,335.03
  6. Step 6: Final answer
    x = 239,413,374,902.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.