Home / 112,259,018,465.42-168,409,765,261.47-45,111,490,630.70

Finding the Fourth Proportional to 112,259,018,465.42, 168,409,765,261.47 and 45,111,490,630.70

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Solution

The fourth proportional to 112,259,018,465.42, 168,409,765,261.47 and 45,111,490,630.70 is: 67,675,770,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,259,018,465.42 : 168,409,765,261.47 = 45,111,490,630.70 : x
  2. Step 2: Convert to fraction form
    112,259,018,465.42/168,409,765,261.47 = 45,111,490,630.70/x
  3. Step 3: Cross multiply
    112,259,018,465.42x = 168,409,765,261.47 × 45,111,490,630.70
  4. Step 4: Simplify right side
    112,259,018,465.42x = 7,597,215,547,710,347,673,600
  5. Step 5: Solve for x
    x = 7,597,215,547,710,347,673,600/112,259,018,465.42
  6. Step 6: Final answer
    x = 67,675,770,299.48

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Double scale
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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.