Home / 153,111,492,014.51-229,667,238,021.77-132,472,370,606.52

Finding the Fourth Proportional to 153,111,492,014.51, 229,667,238,021.77 and 132,472,370,606.52

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Solution

The fourth proportional to 153,111,492,014.51, 229,667,238,021.77 and 132,472,370,606.52 is: 198,708,555,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,111,492,014.51 : 229,667,238,021.77 = 132,472,370,606.52 : x
  2. Step 2: Convert to fraction form
    153,111,492,014.51/229,667,238,021.77 = 132,472,370,606.52/x
  3. Step 3: Cross multiply
    153,111,492,014.51x = 229,667,238,021.77 × 132,472,370,606.52
  4. Step 4: Simplify right side
    153,111,492,014.51x = 30,424,563,471,395,755,917,312
  5. Step 5: Solve for x
    x = 30,424,563,471,395,755,917,312/153,111,492,014.51
  6. Step 6: Final answer
    x = 198,708,555,909.78

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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.