Home / 84,111,775.32-116,071,645.50-47,441,818.20

Finding the Fourth Proportional to 84,111,775.32, 116,071,645.50 and 47,441,818.20

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Solution

The fourth proportional to 84,111,775.32, 116,071,645.50 and 47,441,818.20 is: 65,468,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,111,775.32 : 116,071,645.50 = 47,441,818.20 : x
  2. Step 2: Convert to fraction form
    84,111,775.32/116,071,645.50 = 47,441,818.20/x
  3. Step 3: Cross multiply
    84,111,775.32x = 116,071,645.50 × 47,441,818.20
  4. Step 4: Simplify right side
    84,111,775.32x = 5,506,649,903,985,848
  5. Step 5: Solve for x
    x = 5,506,649,903,985,848/84,111,775.32
  6. Step 6: Final answer
    x = 65,468,240.12

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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.