Home / 106,581,365.04-147,020,902.86-64,165,421.34

Finding the Fourth Proportional to 106,581,365.04, 147,020,902.86 and 64,165,421.34

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Solution

The fourth proportional to 106,581,365.04, 147,020,902.86 and 64,165,421.34 is: 88,511,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,581,365.04 : 147,020,902.86 = 64,165,421.34 : x
  2. Step 2: Convert to fraction form
    106,581,365.04/147,020,902.86 = 64,165,421.34/x
  3. Step 3: Cross multiply
    106,581,365.04x = 147,020,902.86 × 64,165,421.34
  4. Step 4: Simplify right side
    106,581,365.04x = 9,433,658,177,799,112
  5. Step 5: Solve for x
    x = 9,433,658,177,799,112/106,581,365.04
  6. Step 6: Final answer
    x = 88,511,328.17

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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.