Home / 158,551,521,713.28-218,805,746,219.14-86,298,266,390.67

Finding the Fourth Proportional to 158,551,521,713.28, 218,805,746,219.14 and 86,298,266,390.67

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Solution

The fourth proportional to 158,551,521,713.28, 218,805,746,219.14 and 86,298,266,390.67 is: 119,094,136,536.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,551,521,713.28 : 218,805,746,219.14 = 86,298,266,390.67 : x
  2. Step 2: Convert to fraction form
    158,551,521,713.28/218,805,746,219.14 = 86,298,266,390.67/x
  3. Step 3: Cross multiply
    158,551,521,713.28x = 218,805,746,219.14 × 86,298,266,390.67
  4. Step 4: Simplify right side
    158,551,521,713.28x = 18,882,556,575,028,680,327,168
  5. Step 5: Solve for x
    x = 18,882,556,575,028,680,327,168/158,551,521,713.28
  6. Step 6: Final answer
    x = 119,094,136,536.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.