Home / 99,173,101.01-136,897,373.43-74,464,637.45

Finding the Fourth Proportional to 99,173,101.01, 136,897,373.43 and 74,464,637.45

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Solution

The fourth proportional to 99,173,101.01, 136,897,373.43 and 74,464,637.45 is: 102,790,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,173,101.01 : 136,897,373.43 = 74,464,637.45 : x
  2. Step 2: Convert to fraction form
    99,173,101.01/136,897,373.43 = 74,464,637.45/x
  3. Step 3: Cross multiply
    99,173,101.01x = 136,897,373.43 × 74,464,637.45
  4. Step 4: Simplify right side
    99,173,101.01x = 10,194,013,279,637,726
  5. Step 5: Solve for x
    x = 10,194,013,279,637,726/99,173,101.01
  6. Step 6: Final answer
    x = 102,790,103.13

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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.