Home / 84,075,703.70-126,113,555.55-49,496,609.30

Finding the Fourth Proportional to 84,075,703.70, 126,113,555.55 and 49,496,609.30

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Solution

The fourth proportional to 84,075,703.70, 126,113,555.55 and 49,496,609.30 is: 74,244,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,075,703.70 : 126,113,555.55 = 49,496,609.30 : x
  2. Step 2: Convert to fraction form
    84,075,703.70/126,113,555.55 = 49,496,609.30/x
  3. Step 3: Cross multiply
    84,075,703.70x = 126,113,555.55 × 49,496,609.30
  4. Step 4: Simplify right side
    84,075,703.70x = 6,242,193,386,492,196
  5. Step 5: Solve for x
    x = 6,242,193,386,492,196/84,075,703.70
  6. Step 6: Final answer
    x = 74,244,913.95

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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.