Home / 1,181,960,673.80-1,772,941,010.70-692,184,648.20

Finding the Fourth Proportional to 1,181,960,673.80, 1,772,941,010.70 and 692,184,648.20

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Solution

The fourth proportional to 1,181,960,673.80, 1,772,941,010.70 and 692,184,648.20 is: 1,038,276,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,960,673.80 : 1,772,941,010.70 = 692,184,648.20 : x
  2. Step 2: Convert to fraction form
    1,181,960,673.80/1,772,941,010.70 = 692,184,648.20/x
  3. Step 3: Cross multiply
    1,181,960,673.80x = 1,772,941,010.70 × 692,184,648.20
  4. Step 4: Simplify right side
    1,181,960,673.80x = 1,227,202,549,770,732,032
  5. Step 5: Solve for x
    x = 1,227,202,549,770,732,032/1,181,960,673.80
  6. Step 6: Final answer
    x = 1,038,276,972.30

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1.5x scale

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.