Home / 1,467,225,971.80-2,200,838,957.70-977,449,946.20

Finding the Fourth Proportional to 1,467,225,971.80, 2,200,838,957.70 and 977,449,946.20

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Solution

The fourth proportional to 1,467,225,971.80, 2,200,838,957.70 and 977,449,946.20 is: 1,466,174,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,225,971.80 : 2,200,838,957.70 = 977,449,946.20 : x
  2. Step 2: Convert to fraction form
    1,467,225,971.80/2,200,838,957.70 = 977,449,946.20/x
  3. Step 3: Cross multiply
    1,467,225,971.80x = 2,200,838,957.70 × 977,449,946.20
  4. Step 4: Simplify right side
    1,467,225,971.80x = 2,151,209,920,798,728,960
  5. Step 5: Solve for x
    x = 2,151,209,920,798,728,960/1,467,225,971.80
  6. Step 6: Final answer
    x = 1,466,174,919.30

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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.