Home / 28,293,454,135.11-39,045,088,094.07-15,433,374,346.56

Finding the Fourth Proportional to 28,293,454,135.11, 39,045,088,094.07 and 15,433,374,346.56

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Solution

The fourth proportional to 28,293,454,135.11, 39,045,088,094.07 and 15,433,374,346.56 is: 21,298,122,812.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293,454,135.11 : 39,045,088,094.07 = 15,433,374,346.56 : x
  2. Step 2: Convert to fraction form
    28,293,454,135.11/39,045,088,094.07 = 15,433,374,346.56/x
  3. Step 3: Cross multiply
    28,293,454,135.11x = 39,045,088,094.07 × 15,433,374,346.56
  4. Step 4: Simplify right side
    28,293,454,135.11x = 602,597,460,950,195,240,960
  5. Step 5: Solve for x
    x = 602,597,460,950,195,240,960/28,293,454,135.11
  6. Step 6: Final answer
    x = 21,298,122,812.17

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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.