Home / 706,881,893.04-1,059,830,172.72-313,194,730.32

Finding the Fourth Proportional to 706,881,893.04, 1,059,830,172.72 and 313,194,730.32

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Solution

The fourth proportional to 706,881,893.04, 1,059,830,172.72 and 313,194,730.32 is: 469,573,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,881,893.04 : 1,059,830,172.72 = 313,194,730.32 : x
  2. Step 2: Convert to fraction form
    706,881,893.04/1,059,830,172.72 = 313,194,730.32/x
  3. Step 3: Cross multiply
    706,881,893.04x = 1,059,830,172.72 × 313,194,730.32
  4. Step 4: Simplify right side
    706,881,893.04x = 331,933,225,130,039,424
  5. Step 5: Solve for x
    x = 331,933,225,130,039,424/706,881,893.04
  6. Step 6: Final answer
    x = 469,573,811.97

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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.