Home / 1,476,210,120.30-2,212,803,526.05-862,478,433.90

Finding the Fourth Proportional to 1,476,210,120.30, 2,212,803,526.05 and 862,478,433.90

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Solution

The fourth proportional to 1,476,210,120.30, 2,212,803,526.05 and 862,478,433.90 is: 1,292,834,464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,210,120.30 : 2,212,803,526.05 = 862,478,433.90 : x
  2. Step 2: Convert to fraction form
    1,476,210,120.30/2,212,803,526.05 = 862,478,433.90/x
  3. Step 3: Cross multiply
    1,476,210,120.30x = 2,212,803,526.05 × 862,478,433.90
  4. Step 4: Simplify right side
    1,476,210,120.30x = 1,908,495,319,676,002,048
  5. Step 5: Solve for x
    x = 1,908,495,319,676,002,048/1,476,210,120.30
  6. Step 6: Final answer
    x = 1,292,834,464.03

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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.