Home / 63,189,688.20-94,642,814.70-51,852,280.20

Finding the Fourth Proportional to 63,189,688.20, 94,642,814.70 and 51,852,280.20

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Solution

The fourth proportional to 63,189,688.20, 94,642,814.70 and 51,852,280.20 is: 77,662,129.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,189,688.20 : 94,642,814.70 = 51,852,280.20 : x
  2. Step 2: Convert to fraction form
    63,189,688.20/94,642,814.70 = 51,852,280.20/x
  3. Step 3: Cross multiply
    63,189,688.20x = 94,642,814.70 × 51,852,280.20
  4. Step 4: Simplify right side
    63,189,688.20x = 4,907,445,746,741,079
  5. Step 5: Solve for x
    x = 4,907,445,746,741,079/63,189,688.20
  6. Step 6: Final answer
    x = 77,662,129.48

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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.