Home / 147,897,501.08-204,104,567.40-81,816,863.36

Finding the Fourth Proportional to 147,897,501.08, 204,104,567.40 and 81,816,863.36

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Solution

The fourth proportional to 147,897,501.08, 204,104,567.40 and 81,816,863.36 is: 112,910,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,897,501.08 : 204,104,567.40 = 81,816,863.36 : x
  2. Step 2: Convert to fraction form
    147,897,501.08/204,104,567.40 = 81,816,863.36/x
  3. Step 3: Cross multiply
    147,897,501.08x = 204,104,567.40 × 81,816,863.36
  4. Step 4: Simplify right side
    147,897,501.08x = 16,699,195,502,117,710
  5. Step 5: Solve for x
    x = 16,699,195,502,117,710/147,897,501.08
  6. Step 6: Final answer
    x = 112,910,599.44

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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.