Home / 49,901,485.80-74,740,254.30-40,943,533.80

Finding the Fourth Proportional to 49,901,485.80, 74,740,254.30 and 40,943,533.80

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Solution

The fourth proportional to 49,901,485.80, 74,740,254.30 and 40,943,533.80 is: 61,323,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,901,485.80 : 74,740,254.30 = 40,943,533.80 : x
  2. Step 2: Convert to fraction form
    49,901,485.80/74,740,254.30 = 40,943,533.80/x
  3. Step 3: Cross multiply
    49,901,485.80x = 74,740,254.30 × 40,943,533.80
  4. Step 4: Simplify right side
    49,901,485.80x = 3,060,130,128,152,645
  5. Step 5: Solve for x
    x = 3,060,130,128,152,645/49,901,485.80
  6. Step 6: Final answer
    x = 61,323,427.13

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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.