Home / 66,528,000.80-99,792,001.20-30,696,192.80

Finding the Fourth Proportional to 66,528,000.80, 99,792,001.20 and 30,696,192.80

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Solution

The fourth proportional to 66,528,000.80, 99,792,001.20 and 30,696,192.80 is: 46,044,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,000.80 : 99,792,001.20 = 30,696,192.80 : x
  2. Step 2: Convert to fraction form
    66,528,000.80/99,792,001.20 = 30,696,192.80/x
  3. Step 3: Cross multiply
    66,528,000.80x = 99,792,001.20 × 30,696,192.80
  4. Step 4: Simplify right side
    66,528,000.80x = 3,063,234,508,733,031.50
  5. Step 5: Solve for x
    x = 3,063,234,508,733,031.50/66,528,000.80
  6. Step 6: Final answer
    x = 46,044,289.20

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Double scale
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Similar ratio
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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.