Home / 102,386,844,886.83-153,412,555,474.68-54,529,042,970.13

Finding the Fourth Proportional to 102,386,844,886.83, 153,412,555,474.68 and 54,529,042,970.13

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Solution

The fourth proportional to 102,386,844,886.83, 153,412,555,474.68 and 54,529,042,970.13 is: 81,704,244,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,386,844,886.83 : 153,412,555,474.68 = 54,529,042,970.13 : x
  2. Step 2: Convert to fraction form
    102,386,844,886.83/153,412,555,474.68 = 54,529,042,970.13/x
  3. Step 3: Cross multiply
    102,386,844,886.83x = 153,412,555,474.68 × 54,529,042,970.13
  4. Step 4: Simplify right side
    102,386,844,886.83x = 8,365,439,829,636,277,075,968
  5. Step 5: Solve for x
    x = 8,365,439,829,636,277,075,968/102,386,844,886.83
  6. Step 6: Final answer
    x = 81,704,244,709.20

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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.