Home / 74,930,284.32-103,406,064.15-41,891,925.48

Finding the Fourth Proportional to 74,930,284.32, 103,406,064.15 and 41,891,925.48

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Solution

The fourth proportional to 74,930,284.32, 103,406,064.15 and 41,891,925.48 is: 57,812,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,930,284.32 : 103,406,064.15 = 41,891,925.48 : x
  2. Step 2: Convert to fraction form
    74,930,284.32/103,406,064.15 = 41,891,925.48/x
  3. Step 3: Cross multiply
    74,930,284.32x = 103,406,064.15 × 41,891,925.48
  4. Step 4: Simplify right side
    74,930,284.32x = 4,331,879,133,551,899.50
  5. Step 5: Solve for x
    x = 4,331,879,133,551,899.50/74,930,284.32
  6. Step 6: Final answer
    x = 57,812,127.27

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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.