Home / 297,218,021.40-445,827,032.10-103,064,909.40

Finding the Fourth Proportional to 297,218,021.40, 445,827,032.10 and 103,064,909.40

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Solution

The fourth proportional to 297,218,021.40, 445,827,032.10 and 103,064,909.40 is: 154,597,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,218,021.40 : 445,827,032.10 = 103,064,909.40 : x
  2. Step 2: Convert to fraction form
    297,218,021.40/445,827,032.10 = 103,064,909.40/x
  3. Step 3: Cross multiply
    297,218,021.40x = 445,827,032.10 × 103,064,909.40
  4. Step 4: Simplify right side
    297,218,021.40x = 45,949,122,671,457,400
  5. Step 5: Solve for x
    x = 45,949,122,671,457,400/297,218,021.40
  6. Step 6: Final answer
    x = 154,597,364.10

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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.