Home / 154,213,918,678.11-231,199,220,100.54-97,434,101,980.10

Finding the Fourth Proportional to 154,213,918,678.11, 231,199,220,100.54 and 97,434,101,980.10

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Solution

The fourth proportional to 154,213,918,678.11, 231,199,220,100.54 and 97,434,101,980.10 is: 146,074,288,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,213,918,678.11 : 231,199,220,100.54 = 97,434,101,980.10 : x
  2. Step 2: Convert to fraction form
    154,213,918,678.11/231,199,220,100.54 = 97,434,101,980.10/x
  3. Step 3: Cross multiply
    154,213,918,678.11x = 231,199,220,100.54 × 97,434,101,980.10
  4. Step 4: Simplify right side
    154,213,918,678.11x = 22,526,688,388,996,527,030,272
  5. Step 5: Solve for x
    x = 22,526,688,388,996,527,030,272/154,213,918,678.11
  6. Step 6: Final answer
    x = 146,074,288,119.33

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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.