Home / 66,408,044.40-99,518,754.60-52,784,492.40

Finding the Fourth Proportional to 66,408,044.40, 99,518,754.60 and 52,784,492.40

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Solution

The fourth proportional to 66,408,044.40, 99,518,754.60 and 52,784,492.40 is: 79,102,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,408,044.40 : 99,518,754.60 = 52,784,492.40 : x
  2. Step 2: Convert to fraction form
    66,408,044.40/99,518,754.60 = 52,784,492.40/x
  3. Step 3: Cross multiply
    66,408,044.40x = 99,518,754.60 × 52,784,492.40
  4. Step 4: Simplify right side
    66,408,044.40x = 5,253,046,945,841,165
  5. Step 5: Solve for x
    x = 5,253,046,945,841,165/66,408,044.40
  6. Step 6: Final answer
    x = 79,102,569.47

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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.