Home / 169,762,813.65-254,539,936.70-66,011,081.89

Finding the Fourth Proportional to 169,762,813.65, 254,539,936.70 and 66,011,081.89

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Solution

The fourth proportional to 169,762,813.65, 254,539,936.70 and 66,011,081.89 is: 98,976,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,762,813.65 : 254,539,936.70 = 66,011,081.89 : x
  2. Step 2: Convert to fraction form
    169,762,813.65/254,539,936.70 = 66,011,081.89/x
  3. Step 3: Cross multiply
    169,762,813.65x = 254,539,936.70 × 66,011,081.89
  4. Step 4: Simplify right side
    169,762,813.65x = 16,802,456,605,779,116
  5. Step 5: Solve for x
    x = 16,802,456,605,779,116/169,762,813.65
  6. Step 6: Final answer
    x = 98,976,072.82

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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.