Home / 1,012,835,852.02-1,519,041,199.02-285,654,502.90

Finding the Fourth Proportional to 1,012,835,852.02, 1,519,041,199.02 and 285,654,502.90

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Solution

The fourth proportional to 1,012,835,852.02, 1,519,041,199.02 and 285,654,502.90 is: 428,421,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,835,852.02 : 1,519,041,199.02 = 285,654,502.90 : x
  2. Step 2: Convert to fraction form
    1,012,835,852.02/1,519,041,199.02 = 285,654,502.90/x
  3. Step 3: Cross multiply
    1,012,835,852.02x = 1,519,041,199.02 × 285,654,502.90
  4. Step 4: Simplify right side
    1,012,835,852.02x = 433,920,958,590,678,016
  5. Step 5: Solve for x
    x = 433,920,958,590,678,016/1,012,835,852.02
  6. Step 6: Final answer
    x = 428,421,799.77

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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.