Home / 89,971,820,330.63-187,390,555,309.12

Finding the Third Proportional to 89,971,820,330.63 and 187,390,555,309.12

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Solution

The third proportional to 89,971,820,330.63 and 187,390,555,309.12 is: 390,291,316,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,971,820,330.63 : 187,390,555,309.12 = 187,390,555,309.12 : x
  2. Step 2: Convert to fraction form
    89,971,820,330.63/187,390,555,309.12 = 187,390,555,309.12/x
  3. Step 3: Cross multiply
    89,971,820,330.63x = 187,390,555,309.12 × 187,390,555,309.12
  4. Step 4: Simplify right side
    89,971,820,330.63x = 35,115,220,219,060,358,742,016
  5. Step 5: Solve for x
    x = 35,115,220,219,060,358,742,016/89,971,820,330.63
  6. Step 6: Final answer
    x = 390,291,316,659.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.