Home / 760,404,672,006.20-1,140,607,008,009.30-637,669,861,091.05

Finding the Fourth Proportional to 760,404,672,006.20, 1,140,607,008,009.30 and 637,669,861,091.05

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Solution

The fourth proportional to 760,404,672,006.20, 1,140,607,008,009.30 and 637,669,861,091.05 is: 956,504,791,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,404,672,006.20 : 1,140,607,008,009.30 = 637,669,861,091.05 : x
  2. Step 2: Convert to fraction form
    760,404,672,006.20/1,140,607,008,009.30 = 637,669,861,091.05/x
  3. Step 3: Cross multiply
    760,404,672,006.20x = 1,140,607,008,009.30 × 637,669,861,091.05
  4. Step 4: Simplify right side
    760,404,672,006.20x = 727,330,712,356,768,582,729,728
  5. Step 5: Solve for x
    x = 727,330,712,356,768,582,729,728/760,404,672,006.20
  6. Step 6: Final answer
    x = 956,504,791,636.58

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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.