Home / 755,168,267.32-1,042,276,964.58-425,143,406.44

Finding the Fourth Proportional to 755,168,267.32, 1,042,276,964.58 and 425,143,406.44

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Solution

The fourth proportional to 755,168,267.32, 1,042,276,964.58 and 425,143,406.44 is: 586,779,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,168,267.32 : 1,042,276,964.58 = 425,143,406.44 : x
  2. Step 2: Convert to fraction form
    755,168,267.32/1,042,276,964.58 = 425,143,406.44/x
  3. Step 3: Cross multiply
    755,168,267.32x = 1,042,276,964.58 × 425,143,406.44
  4. Step 4: Simplify right side
    755,168,267.32x = 443,117,179,175,484,416
  5. Step 5: Solve for x
    x = 443,117,179,175,484,416/755,168,267.32
  6. Step 6: Final answer
    x = 586,779,395.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.