Home / 74,965,677.66-112,437,110.07-28,900,823.76

Finding the Fourth Proportional to 74,965,677.66, 112,437,110.07 and 28,900,823.76

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Solution

The fourth proportional to 74,965,677.66, 112,437,110.07 and 28,900,823.76 is: 43,346,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,965,677.66 : 112,437,110.07 = 28,900,823.76 : x
  2. Step 2: Convert to fraction form
    74,965,677.66/112,437,110.07 = 28,900,823.76/x
  3. Step 3: Cross multiply
    74,965,677.66x = 112,437,110.07 × 28,900,823.76
  4. Step 4: Simplify right side
    74,965,677.66x = 3,249,525,102,216,791
  5. Step 5: Solve for x
    x = 3,249,525,102,216,791/74,965,677.66
  6. Step 6: Final answer
    x = 43,346,838.23

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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.