Home / 42,778,200.40-64,167,300.60-33,223,051.60

Finding the Fourth Proportional to 42,778,200.40, 64,167,300.60 and 33,223,051.60

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Solution

The fourth proportional to 42,778,200.40, 64,167,300.60 and 33,223,051.60 is: 49,834,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,778,200.40 : 64,167,300.60 = 33,223,051.60 : x
  2. Step 2: Convert to fraction form
    42,778,200.40/64,167,300.60 = 33,223,051.60/x
  3. Step 3: Cross multiply
    42,778,200.40x = 64,167,300.60 × 33,223,051.60
  4. Step 4: Simplify right side
    42,778,200.40x = 2,131,833,538,866,511
  5. Step 5: Solve for x
    x = 2,131,833,538,866,511/42,778,200.40
  6. Step 6: Final answer
    x = 49,834,577.40

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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.