Home / 94,917,569.22-142,144,176.40-85,716,335.34

Finding the Fourth Proportional to 94,917,569.22, 142,144,176.40 and 85,716,335.34

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Solution

The fourth proportional to 94,917,569.22, 142,144,176.40 and 85,716,335.34 is: 128,364,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,917,569.22 : 142,144,176.40 = 85,716,335.34 : x
  2. Step 2: Convert to fraction form
    94,917,569.22/142,144,176.40 = 85,716,335.34/x
  3. Step 3: Cross multiply
    94,917,569.22x = 142,144,176.40 × 85,716,335.34
  4. Step 4: Simplify right side
    94,917,569.22x = 12,184,077,890,716,224
  5. Step 5: Solve for x
    x = 12,184,077,890,716,224/94,917,569.22
  6. Step 6: Final answer
    x = 128,364,832.67

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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.