Home / 153,201,604.40-229,802,406.60-72,580,036.40

Finding the Fourth Proportional to 153,201,604.40, 229,802,406.60 and 72,580,036.40

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Solution

The fourth proportional to 153,201,604.40, 229,802,406.60 and 72,580,036.40 is: 108,870,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,201,604.40 : 229,802,406.60 = 72,580,036.40 : x
  2. Step 2: Convert to fraction form
    153,201,604.40/229,802,406.60 = 72,580,036.40/x
  3. Step 3: Cross multiply
    153,201,604.40x = 229,802,406.60 × 72,580,036.40
  4. Step 4: Simplify right side
    153,201,604.40x = 16,679,067,035,835,602
  5. Step 5: Solve for x
    x = 16,679,067,035,835,602/153,201,604.40
  6. Step 6: Final answer
    x = 108,870,054.60

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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.