Home / 151,331,307.40-226,996,961.10-74,803,803.40

Finding the Fourth Proportional to 151,331,307.40, 226,996,961.10 and 74,803,803.40

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Solution

The fourth proportional to 151,331,307.40, 226,996,961.10 and 74,803,803.40 is: 112,205,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331,307.40 : 226,996,961.10 = 74,803,803.40 : x
  2. Step 2: Convert to fraction form
    151,331,307.40/226,996,961.10 = 74,803,803.40/x
  3. Step 3: Cross multiply
    151,331,307.40x = 226,996,961.10 × 74,803,803.40
  4. Step 4: Simplify right side
    151,331,307.40x = 16,980,236,050,521,848
  5. Step 5: Solve for x
    x = 16,980,236,050,521,848/151,331,307.40
  6. Step 6: Final answer
    x = 112,205,705.10

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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.