Home / 15,754,859,700.84-21,742,224,964.46-8,618,110,192.93

Finding the Fourth Proportional to 15,754,859,700.84, 21,742,224,964.46 and 8,618,110,192.93

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Solution

The fourth proportional to 15,754,859,700.84, 21,742,224,964.46 and 8,618,110,192.93 is: 11,893,275,734.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,859,700.84 : 21,742,224,964.46 = 8,618,110,192.93 : x
  2. Step 2: Convert to fraction form
    15,754,859,700.84/21,742,224,964.46 = 8,618,110,192.93/x
  3. Step 3: Cross multiply
    15,754,859,700.84x = 21,742,224,964.46 × 8,618,110,192.93
  4. Step 4: Simplify right side
    15,754,859,700.84x = 187,376,890,583,167,795,200
  5. Step 5: Solve for x
    x = 187,376,890,583,167,795,200/15,754,859,700.84
  6. Step 6: Final answer
    x = 11,893,275,734.67

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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.