Home / 123,514,712.04-170,449,756.74-70,590,536.76

Finding the Fourth Proportional to 123,514,712.04, 170,449,756.74 and 70,590,536.76

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Solution

The fourth proportional to 123,514,712.04, 170,449,756.74 and 70,590,536.76 is: 97,414,628.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,514,712.04 : 170,449,756.74 = 70,590,536.76 : x
  2. Step 2: Convert to fraction form
    123,514,712.04/170,449,756.74 = 70,590,536.76/x
  3. Step 3: Cross multiply
    123,514,712.04x = 170,449,756.74 × 70,590,536.76
  4. Step 4: Simplify right side
    123,514,712.04x = 12,032,139,818,888,030
  5. Step 5: Solve for x
    x = 12,032,139,818,888,030/123,514,712.04
  6. Step 6: Final answer
    x = 97,414,628.75

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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.