Home / 106,581,364.04-147,020,901.48-64,165,420.34

Finding the Fourth Proportional to 106,581,364.04, 147,020,901.48 and 64,165,420.34

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Solution

The fourth proportional to 106,581,364.04, 147,020,901.48 and 64,165,420.34 is: 88,511,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,581,364.04 : 147,020,901.48 = 64,165,420.34 : x
  2. Step 2: Convert to fraction form
    106,581,364.04/147,020,901.48 = 64,165,420.34/x
  3. Step 3: Cross multiply
    106,581,364.04x = 147,020,901.48 × 64,165,420.34
  4. Step 4: Simplify right side
    106,581,364.04x = 9,433,657,941,494,824
  5. Step 5: Solve for x
    x = 9,433,657,941,494,824/106,581,364.04
  6. Step 6: Final answer
    x = 88,511,326.78

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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.