Home / 86,249,675.12-129,377,139.06-33,725,249.30

Finding the Fourth Proportional to 86,249,675.12, 129,377,139.06 and 33,725,249.30

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Solution

The fourth proportional to 86,249,675.12, 129,377,139.06 and 33,725,249.30 is: 50,588,900.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249,675.12 : 129,377,139.06 = 33,725,249.30 : x
  2. Step 2: Convert to fraction form
    86,249,675.12/129,377,139.06 = 33,725,249.30/x
  3. Step 3: Cross multiply
    86,249,675.12x = 129,377,139.06 × 33,725,249.30
  4. Step 4: Simplify right side
    86,249,675.12x = 4,363,276,268,519,267.50
  5. Step 5: Solve for x
    x = 4,363,276,268,519,267.50/86,249,675.12
  6. Step 6: Final answer
    x = 50,588,900.91

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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.