Home / 1,622,592,005.20-2,433,888,007.80-977,619,461.20

Finding the Fourth Proportional to 1,622,592,005.20, 2,433,888,007.80 and 977,619,461.20

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Solution

The fourth proportional to 1,622,592,005.20, 2,433,888,007.80 and 977,619,461.20 is: 1,466,429,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,592,005.20 : 2,433,888,007.80 = 977,619,461.20 : x
  2. Step 2: Convert to fraction form
    1,622,592,005.20/2,433,888,007.80 = 977,619,461.20/x
  3. Step 3: Cross multiply
    1,622,592,005.20x = 2,433,888,007.80 × 977,619,461.20
  4. Step 4: Simplify right side
    1,622,592,005.20x = 2,379,416,282,806,577,664
  5. Step 5: Solve for x
    x = 2,379,416,282,806,577,664/1,622,592,005.20
  6. Step 6: Final answer
    x = 1,466,429,191.80

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1.5x scale

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.