Home / 611,069,488,433.40-843,320,463,656.48-354,218,696,208.12

Finding the Fourth Proportional to 611,069,488,433.40, 843,320,463,656.48 and 354,218,696,208.12

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Solution

The fourth proportional to 611,069,488,433.40, 843,320,463,656.48 and 354,218,696,208.12 is: 488,847,636,441.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,069,488,433.40 : 843,320,463,656.48 = 354,218,696,208.12 : x
  2. Step 2: Convert to fraction form
    611,069,488,433.40/843,320,463,656.48 = 354,218,696,208.12/x
  3. Step 3: Cross multiply
    611,069,488,433.40x = 843,320,463,656.48 × 354,218,696,208.12
  4. Step 4: Simplify right side
    611,069,488,433.40x = 298,719,875,122,025,581,248,512
  5. Step 5: Solve for x
    x = 298,719,875,122,025,581,248,512/611,069,488,433.40
  6. Step 6: Final answer
    x = 488,847,636,441.24

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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.