Home / 55,646,999.40-83,470,499.10-49,482,283.80

Finding the Fourth Proportional to 55,646,999.40, 83,470,499.10 and 49,482,283.80

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Solution

The fourth proportional to 55,646,999.40, 83,470,499.10 and 49,482,283.80 is: 74,223,425.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,646,999.40 : 83,470,499.10 = 49,482,283.80 : x
  2. Step 2: Convert to fraction form
    55,646,999.40/83,470,499.10 = 49,482,283.80/x
  3. Step 3: Cross multiply
    55,646,999.40x = 83,470,499.10 × 49,482,283.80
  4. Step 4: Simplify right side
    55,646,999.40x = 4,130,310,925,393,844
  5. Step 5: Solve for x
    x = 4,130,310,925,393,844/55,646,999.40
  6. Step 6: Final answer
    x = 74,223,425.70

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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.