Home / 56,662,117.40-84,993,176.10-55,402,405.40

Finding the Fourth Proportional to 56,662,117.40, 84,993,176.10 and 55,402,405.40

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Solution

The fourth proportional to 56,662,117.40, 84,993,176.10 and 55,402,405.40 is: 83,103,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,662,117.40 : 84,993,176.10 = 55,402,405.40 : x
  2. Step 2: Convert to fraction form
    56,662,117.40/84,993,176.10 = 55,402,405.40/x
  3. Step 3: Cross multiply
    56,662,117.40x = 84,993,176.10 × 55,402,405.40
  4. Step 4: Simplify right side
    56,662,117.40x = 4,708,826,398,525,790
  5. Step 5: Solve for x
    x = 4,708,826,398,525,790/56,662,117.40
  6. Step 6: Final answer
    x = 83,103,608.10

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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.