Home / 56,107,889.52-77,386,278.34-48,280,518.78

Finding the Fourth Proportional to 56,107,889.52, 77,386,278.34 and 48,280,518.78

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Solution

The fourth proportional to 56,107,889.52, 77,386,278.34 and 48,280,518.78 is: 66,590,450.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,107,889.52 : 77,386,278.34 = 48,280,518.78 : x
  2. Step 2: Convert to fraction form
    56,107,889.52/77,386,278.34 = 48,280,518.78/x
  3. Step 3: Cross multiply
    56,107,889.52x = 77,386,278.34 × 48,280,518.78
  4. Step 4: Simplify right side
    56,107,889.52x = 3,736,249,664,708,677.50
  5. Step 5: Solve for x
    x = 3,736,249,664,708,677.50/56,107,889.52
  6. Step 6: Final answer
    x = 66,590,450.94

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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.