Home / 49,429,661.60-74,144,492.40-42,627,216.80

Finding the Fourth Proportional to 49,429,661.60, 74,144,492.40 and 42,627,216.80

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Solution

The fourth proportional to 49,429,661.60, 74,144,492.40 and 42,627,216.80 is: 63,940,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,429,661.60 : 74,144,492.40 = 42,627,216.80 : x
  2. Step 2: Convert to fraction form
    49,429,661.60/74,144,492.40 = 42,627,216.80/x
  3. Step 3: Cross multiply
    49,429,661.60x = 74,144,492.40 × 42,627,216.80
  4. Step 4: Simplify right side
    49,429,661.60x = 3,160,573,352,060,752.50
  5. Step 5: Solve for x
    x = 3,160,573,352,060,752.50/49,429,661.60
  6. Step 6: Final answer
    x = 63,940,825.20

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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.