Home / 186,287,391,320.32-279,478,111,538.76-51,981,768,610.93

Finding the Fourth Proportional to 186,287,391,320.32, 279,478,111,538.76 and 51,981,768,610.93

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Solution

The fourth proportional to 186,287,391,320.32, 279,478,111,538.76 and 51,981,768,610.93 is: 77,985,774,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,287,391,320.32 : 279,478,111,538.76 = 51,981,768,610.93 : x
  2. Step 2: Convert to fraction form
    186,287,391,320.32/279,478,111,538.76 = 51,981,768,610.93/x
  3. Step 3: Cross multiply
    186,287,391,320.32x = 279,478,111,538.76 × 51,981,768,610.93
  4. Step 4: Simplify right side
    186,287,391,320.32x = 14,527,766,525,827,507,814,400
  5. Step 5: Solve for x
    x = 14,527,766,525,827,507,814,400/186,287,391,320.32
  6. Step 6: Final answer
    x = 77,985,774,683.20

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1.5x scale

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.