Home / 405,671,353,767.74-608,526,599,829.90-133,389,574,366.04

Finding the Fourth Proportional to 405,671,353,767.74, 608,526,599,829.90 and 133,389,574,366.04

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Solution

The fourth proportional to 405,671,353,767.74, 608,526,599,829.90 and 133,389,574,366.04 is: 200,090,796,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,671,353,767.74 : 608,526,599,829.90 = 133,389,574,366.04 : x
  2. Step 2: Convert to fraction form
    405,671,353,767.74/608,526,599,829.90 = 133,389,574,366.04/x
  3. Step 3: Cross multiply
    405,671,353,767.74x = 608,526,599,829.90 × 133,389,574,366.04
  4. Step 4: Simplify right side
    405,671,353,767.74x = 81,171,104,141,723,903,721,472
  5. Step 5: Solve for x
    x = 81,171,104,141,723,903,721,472/405,671,353,767.74
  6. Step 6: Final answer
    x = 200,090,796,128.03

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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.