Home / 93,905,703.64-129,542,176.38-61,329,724.12

Finding the Fourth Proportional to 93,905,703.64, 129,542,176.38 and 61,329,724.12

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Solution

The fourth proportional to 93,905,703.64, 129,542,176.38 and 61,329,724.12 is: 84,603,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,905,703.64 : 129,542,176.38 = 61,329,724.12 : x
  2. Step 2: Convert to fraction form
    93,905,703.64/129,542,176.38 = 61,329,724.12/x
  3. Step 3: Cross multiply
    93,905,703.64x = 129,542,176.38 × 61,329,724.12
  4. Step 4: Simplify right side
    93,905,703.64x = 7,944,785,939,289,780
  5. Step 5: Solve for x
    x = 7,944,785,939,289,780/93,905,703.64
  6. Step 6: Final answer
    x = 84,603,869.96

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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.