Home / 47,935,881,087.18-66,160,872,663.12-28,908,082,492.62

Finding the Fourth Proportional to 47,935,881,087.18, 66,160,872,663.12 and 28,908,082,492.62

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Solution

The fourth proportional to 47,935,881,087.18, 66,160,872,663.12 and 28,908,082,492.62 is: 39,898,796,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,935,881,087.18 : 66,160,872,663.12 = 28,908,082,492.62 : x
  2. Step 2: Convert to fraction form
    47,935,881,087.18/66,160,872,663.12 = 28,908,082,492.62/x
  3. Step 3: Cross multiply
    47,935,881,087.18x = 66,160,872,663.12 × 28,908,082,492.62
  4. Step 4: Simplify right side
    47,935,881,087.18x = 1,912,583,964,729,051,447,296
  5. Step 5: Solve for x
    x = 1,912,583,964,729,051,447,296/47,935,881,087.18
  6. Step 6: Final answer
    x = 39,898,796,503.83

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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.