Home / 186,190,288.80-279,411,404.40-83,901,674.40

Finding the Fourth Proportional to 186,190,288.80, 279,411,404.40 and 83,901,674.40

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Solution

The fourth proportional to 186,190,288.80, 279,411,404.40 and 83,901,674.40 is: 125,909,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,190,288.80 : 279,411,404.40 = 83,901,674.40 : x
  2. Step 2: Convert to fraction form
    186,190,288.80/279,411,404.40 = 83,901,674.40/x
  3. Step 3: Cross multiply
    186,190,288.80x = 279,411,404.40 × 83,901,674.40
  4. Step 4: Simplify right side
    186,190,288.80x = 23,443,084,675,615,528
  5. Step 5: Solve for x
    x = 23,443,084,675,615,528/186,190,288.80
  6. Step 6: Final answer
    x = 125,909,277.15

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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.