Home / 56,165,645.10-84,248,467.65-47,095,718.70

Finding the Fourth Proportional to 56,165,645.10, 84,248,467.65 and 47,095,718.70

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Solution

The fourth proportional to 56,165,645.10, 84,248,467.65 and 47,095,718.70 is: 70,643,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,645.10 : 84,248,467.65 = 47,095,718.70 : x
  2. Step 2: Convert to fraction form
    56,165,645.10/84,248,467.65 = 47,095,718.70/x
  3. Step 3: Cross multiply
    56,165,645.10x = 84,248,467.65 × 47,095,718.70
  4. Step 4: Simplify right side
    56,165,645.10x = 3,967,742,133,350,450.50
  5. Step 5: Solve for x
    x = 3,967,742,133,350,450.50/56,165,645.10
  6. Step 6: Final answer
    x = 70,643,578.05

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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.