Home / 631,085,534.55-946,730,021.94-194,386,015.62

Finding the Fourth Proportional to 631,085,534.55, 946,730,021.94 and 194,386,015.62

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Solution

The fourth proportional to 631,085,534.55, 946,730,021.94 and 194,386,015.62 is: 291,610,355.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,085,534.55 : 946,730,021.94 = 194,386,015.62 : x
  2. Step 2: Convert to fraction form
    631,085,534.55/946,730,021.94 = 194,386,015.62/x
  3. Step 3: Cross multiply
    631,085,534.55x = 946,730,021.94 × 194,386,015.62
  4. Step 4: Simplify right side
    631,085,534.55x = 184,031,076,832,751,808
  5. Step 5: Solve for x
    x = 184,031,076,832,751,808/631,085,534.55
  6. Step 6: Final answer
    x = 291,610,355.11

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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.