Home / 266,928,714.59-368,365,428.84-153,895,970.34

Finding the Fourth Proportional to 266,928,714.59, 368,365,428.84 and 153,895,970.34

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Solution

The fourth proportional to 266,928,714.59, 368,365,428.84 and 153,895,970.34 is: 212,378,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,928,714.59 : 368,365,428.84 = 153,895,970.34 : x
  2. Step 2: Convert to fraction form
    266,928,714.59/368,365,428.84 = 153,895,970.34/x
  3. Step 3: Cross multiply
    266,928,714.59x = 368,365,428.84 × 153,895,970.34
  4. Step 4: Simplify right side
    266,928,714.59x = 56,689,955,111,042,016
  5. Step 5: Solve for x
    x = 56,689,955,111,042,016/266,928,714.59
  6. Step 6: Final answer
    x = 212,378,631.50

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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.