Home / 297,013,025.40-445,678,970.40-124,507,276.80

Finding the Fourth Proportional to 297,013,025.40, 445,678,970.40 and 124,507,276.80

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Solution

The fourth proportional to 297,013,025.40, 445,678,970.40 and 124,507,276.80 is: 186,827,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,013,025.40 : 445,678,970.40 = 124,507,276.80 : x
  2. Step 2: Convert to fraction form
    297,013,025.40/445,678,970.40 = 124,507,276.80/x
  3. Step 3: Cross multiply
    297,013,025.40x = 445,678,970.40 × 124,507,276.80
  4. Step 4: Simplify right side
    297,013,025.40x = 55,490,274,931,531,800
  5. Step 5: Solve for x
    x = 55,490,274,931,531,800/297,013,025.40
  6. Step 6: Final answer
    x = 186,827,748.91

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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.