Home / 133,607,133,277.62-184,378,572,827.91-78,676,702,875.06

Finding the Fourth Proportional to 133,607,133,277.62, 184,378,572,827.91 and 78,676,702,875.06

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Solution

The fourth proportional to 133,607,133,277.62, 184,378,572,827.91 and 78,676,702,875.06 is: 108,574,279,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,607,133,277.62 : 184,378,572,827.91 = 78,676,702,875.06 : x
  2. Step 2: Convert to fraction form
    133,607,133,277.62/184,378,572,827.91 = 78,676,702,875.06/x
  3. Step 3: Cross multiply
    133,607,133,277.62x = 184,378,572,827.91 × 78,676,702,875.06
  4. Step 4: Simplify right side
    133,607,133,277.62x = 14,506,298,190,909,086,367,744
  5. Step 5: Solve for x
    x = 14,506,298,190,909,086,367,744/133,607,133,277.62
  6. Step 6: Final answer
    x = 108,574,279,194.86

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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.