Home / 13,545,563,116.95-18,688,659,878.70-7,827,764,486.67

Finding the Fourth Proportional to 13,545,563,116.95, 18,688,659,878.70 and 7,827,764,486.67

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Solution

The fourth proportional to 13,545,563,116.95, 18,688,659,878.70 and 7,827,764,486.67 is: 10,799,877,926.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,545,563,116.95 : 18,688,659,878.70 = 7,827,764,486.67 : x
  2. Step 2: Convert to fraction form
    13,545,563,116.95/18,688,659,878.70 = 7,827,764,486.67/x
  3. Step 3: Cross multiply
    13,545,563,116.95x = 18,688,659,878.70 × 7,827,764,486.67
  4. Step 4: Simplify right side
    13,545,563,116.95x = 146,290,428,101,942,329,344
  5. Step 5: Solve for x
    x = 146,290,428,101,942,329,344/13,545,563,116.95
  6. Step 6: Final answer
    x = 10,799,877,926.00

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Double scale
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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.