Home / 70,561,897.30-105,688,531.22-50,029,379.02

Finding the Fourth Proportional to 70,561,897.30, 105,688,531.22 and 50,029,379.02

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Solution

The fourth proportional to 70,561,897.30, 105,688,531.22 and 50,029,379.02 is: 74,934,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,561,897.30 : 105,688,531.22 = 50,029,379.02 : x
  2. Step 2: Convert to fraction form
    70,561,897.30/105,688,531.22 = 50,029,379.02/x
  3. Step 3: Cross multiply
    70,561,897.30x = 105,688,531.22 × 50,029,379.02
  4. Step 4: Simplify right side
    70,561,897.30x = 5,287,531,585,944,040
  5. Step 5: Solve for x
    x = 5,287,531,585,944,040/70,561,897.30
  6. Step 6: Final answer
    x = 74,934,657.21

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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.