Home / 653,194,865.80-979,792,298.70-554,559,416.20

Finding the Fourth Proportional to 653,194,865.80, 979,792,298.70 and 554,559,416.20

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Solution

The fourth proportional to 653,194,865.80, 979,792,298.70 and 554,559,416.20 is: 831,839,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,194,865.80 : 979,792,298.70 = 554,559,416.20 : x
  2. Step 2: Convert to fraction form
    653,194,865.80/979,792,298.70 = 554,559,416.20/x
  3. Step 3: Cross multiply
    653,194,865.80x = 979,792,298.70 × 554,559,416.20
  4. Step 4: Simplify right side
    653,194,865.80x = 543,353,045,164,328,064
  5. Step 5: Solve for x
    x = 543,353,045,164,328,064/653,194,865.80
  6. Step 6: Final answer
    x = 831,839,124.30

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Double scale
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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.