Home / 148,338,626.20-222,602,417.70-86,927,666.20

Finding the Fourth Proportional to 148,338,626.20, 222,602,417.70 and 86,927,666.20

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Solution

The fourth proportional to 148,338,626.20, 222,602,417.70 and 86,927,666.20 is: 130,446,864.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,338,626.20 : 222,602,417.70 = 86,927,666.20 : x
  2. Step 2: Convert to fraction form
    148,338,626.20/222,602,417.70 = 86,927,666.20/x
  3. Step 3: Cross multiply
    148,338,626.20x = 222,602,417.70 × 86,927,666.20
  4. Step 4: Simplify right side
    148,338,626.20x = 19,350,308,661,138,572
  5. Step 5: Solve for x
    x = 19,350,308,661,138,572/148,338,626.20
  6. Step 6: Final answer
    x = 130,446,864.43

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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.