Home / 317,605,994.83-438,299,355.21-183,633,852.16

Finding the Fourth Proportional to 317,605,994.83, 438,299,355.21 and 183,633,852.16

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Solution

The fourth proportional to 317,605,994.83, 438,299,355.21 and 183,633,852.16 is: 253,416,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,605,994.83 : 438,299,355.21 = 183,633,852.16 : x
  2. Step 2: Convert to fraction form
    317,605,994.83/438,299,355.21 = 183,633,852.16/x
  3. Step 3: Cross multiply
    317,605,994.83x = 438,299,355.21 × 183,633,852.16
  4. Step 4: Simplify right side
    317,605,994.83x = 80,486,598,996,456,464
  5. Step 5: Solve for x
    x = 80,486,598,996,456,464/317,605,994.83
  6. Step 6: Final answer
    x = 253,416,498.13

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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.