Home / 1,203,139,130.90-1,803,434,967.30-404,696,175

Finding the Fourth Proportional to 1,203,139,130.90, 1,803,434,967.30 and 404,696,175

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Solution

The fourth proportional to 1,203,139,130.90, 1,803,434,967.30 and 404,696,175 is: 606,615,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,139,130.90 : 1,803,434,967.30 = 404,696,175 : x
  2. Step 2: Convert to fraction form
    1,203,139,130.90/1,803,434,967.30 = 404,696,175/x
  3. Step 3: Cross multiply
    1,203,139,130.90x = 1,803,434,967.30 × 404,696,175
  4. Step 4: Simplify right side
    1,203,139,130.90x = 729,843,233,127,560,064
  5. Step 5: Solve for x
    x = 729,843,233,127,560,064/1,203,139,130.90
  6. Step 6: Final answer
    x = 606,615,822.21

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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.