Home / 98,918,180.37-136,523,435.08-54,879,367.50

Finding the Fourth Proportional to 98,918,180.37, 136,523,435.08 and 54,879,367.50

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Solution

The fourth proportional to 98,918,180.37, 136,523,435.08 and 54,879,367.50 is: 75,742,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,918,180.37 : 136,523,435.08 = 54,879,367.50 : x
  2. Step 2: Convert to fraction form
    98,918,180.37/136,523,435.08 = 54,879,367.50/x
  3. Step 3: Cross multiply
    98,918,180.37x = 136,523,435.08 × 54,879,367.50
  4. Step 4: Simplify right side
    98,918,180.37x = 7,492,319,766,596,219
  5. Step 5: Solve for x
    x = 7,492,319,766,596,219/98,918,180.37
  6. Step 6: Final answer
    x = 75,742,595.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.