Home / 186,287,390,638.08-279,478,110,513.96-51,981,767,928.60

Finding the Fourth Proportional to 186,287,390,638.08, 279,478,110,513.96 and 51,981,767,928.60

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Solution

The fourth proportional to 186,287,390,638.08, 279,478,110,513.96 and 51,981,767,928.60 is: 77,985,773,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,287,390,638.08 : 279,478,110,513.96 = 51,981,767,928.60 : x
  2. Step 2: Convert to fraction form
    186,287,390,638.08/279,478,110,513.96 = 51,981,767,928.60/x
  3. Step 3: Cross multiply
    186,287,390,638.08x = 279,478,110,513.96 × 51,981,767,928.60
  4. Step 4: Simplify right side
    186,287,390,638.08x = 14,527,766,281,860,293,853,184
  5. Step 5: Solve for x
    x = 14,527,766,281,860,293,853,184/186,287,390,638.08
  6. Step 6: Final answer
    x = 77,985,773,659.18

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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.