Home / 66,528,052.85-99,792,079.28-47,157,028.40

Finding the Fourth Proportional to 66,528,052.85, 99,792,079.28 and 47,157,028.40

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Solution

The fourth proportional to 66,528,052.85, 99,792,079.28 and 47,157,028.40 is: 70,735,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,052.85 : 99,792,079.28 = 47,157,028.40 : x
  2. Step 2: Convert to fraction form
    66,528,052.85/99,792,079.28 = 47,157,028.40/x
  3. Step 3: Cross multiply
    66,528,052.85x = 99,792,079.28 × 47,157,028.40
  4. Step 4: Simplify right side
    66,528,052.85x = 4,705,897,916,466,227
  5. Step 5: Solve for x
    x = 4,705,897,916,466,227/66,528,052.85
  6. Step 6: Final answer
    x = 70,735,542.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.