Home / 76,700,342.23-105,846,795.52-43,210,223.11

Finding the Fourth Proportional to 76,700,342.23, 105,846,795.52 and 43,210,223.11

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Solution

The fourth proportional to 76,700,342.23, 105,846,795.52 and 43,210,223.11 is: 59,630,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,700,342.23 : 105,846,795.52 = 43,210,223.11 : x
  2. Step 2: Convert to fraction form
    76,700,342.23/105,846,795.52 = 43,210,223.11/x
  3. Step 3: Cross multiply
    76,700,342.23x = 105,846,795.52 × 43,210,223.11
  4. Step 4: Simplify right side
    76,700,342.23x = 4,573,663,649,897,748
  5. Step 5: Solve for x
    x = 4,573,663,649,897,748/76,700,342.23
  6. Step 6: Final answer
    x = 59,630,290.00

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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.