Home / 808,243,094.40-1,212,364,641.60-730,758,996.60

Finding the Fourth Proportional to 808,243,094.40, 1,212,364,641.60 and 730,758,996.60

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Solution

The fourth proportional to 808,243,094.40, 1,212,364,641.60 and 730,758,996.60 is: 1,096,138,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,243,094.40 : 1,212,364,641.60 = 730,758,996.60 : x
  2. Step 2: Convert to fraction form
    808,243,094.40/1,212,364,641.60 = 730,758,996.60/x
  3. Step 3: Cross multiply
    808,243,094.40x = 1,212,364,641.60 × 730,758,996.60
  4. Step 4: Simplify right side
    808,243,094.40x = 885,946,369,008,934,528
  5. Step 5: Solve for x
    x = 885,946,369,008,934,528/808,243,094.40
  6. Step 6: Final answer
    x = 1,096,138,494.90

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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.