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Finding the Fourth Proportional to 586,333,798.34, 879,499,954.79 and 149,634,492.29

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Solution

The fourth proportional to 586,333,798.34, 879,499,954.79 and 149,634,492.29 is: 224,451,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,333,798.34 : 879,499,954.79 = 149,634,492.29 : x
  2. Step 2: Convert to fraction form
    586,333,798.34/879,499,954.79 = 149,634,492.29/x
  3. Step 3: Cross multiply
    586,333,798.34x = 879,499,954.79 × 149,634,492.29
  4. Step 4: Simplify right side
    586,333,798.34x = 131,603,529,205,530,160
  5. Step 5: Solve for x
    x = 131,603,529,205,530,160/586,333,798.34
  6. Step 6: Final answer
    x = 224,451,548.89

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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.