Home / 145,290,186,005.40-217,935,279,008.10-125,066,836,479.60

Finding the Fourth Proportional to 145,290,186,005.40, 217,935,279,008.10 and 125,066,836,479.60

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Solution

The fourth proportional to 145,290,186,005.40, 217,935,279,008.10 and 125,066,836,479.60 is: 187,600,254,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,290,186,005.40 : 217,935,279,008.10 = 125,066,836,479.60 : x
  2. Step 2: Convert to fraction form
    145,290,186,005.40/217,935,279,008.10 = 125,066,836,479.60/x
  3. Step 3: Cross multiply
    145,290,186,005.40x = 217,935,279,008.10 × 125,066,836,479.60
  4. Step 4: Simplify right side
    145,290,186,005.40x = 27,256,475,902,842,048,086,016
  5. Step 5: Solve for x
    x = 27,256,475,902,842,048,086,016/145,290,186,005.40
  6. Step 6: Final answer
    x = 187,600,254,719.40

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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.