Home / 653,702,007,990.12-902,106,266,237.64-364,670,037,187.14

Finding the Fourth Proportional to 653,702,007,990.12, 902,106,266,237.64 and 364,670,037,187.14

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Solution

The fourth proportional to 653,702,007,990.12, 902,106,266,237.64 and 364,670,037,187.14 is: 503,243,254,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,702,007,990.12 : 902,106,266,237.64 = 364,670,037,187.14 : x
  2. Step 2: Convert to fraction form
    653,702,007,990.12/902,106,266,237.64 = 364,670,037,187.14/x
  3. Step 3: Cross multiply
    653,702,007,990.12x = 902,106,266,237.64 × 364,670,037,187.14
  4. Step 4: Simplify right side
    653,702,007,990.12x = 328,971,125,655,632,223,404,032
  5. Step 5: Solve for x
    x = 328,971,125,655,632,223,404,032/653,702,007,990.12
  6. Step 6: Final answer
    x = 503,243,254,012.77

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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.