Home / 294,828,000.70-442,242,001.05-260,815,776.70

Finding the Fourth Proportional to 294,828,000.70, 442,242,001.05 and 260,815,776.70

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Solution

The fourth proportional to 294,828,000.70, 442,242,001.05 and 260,815,776.70 is: 391,223,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,828,000.70 : 442,242,001.05 = 260,815,776.70 : x
  2. Step 2: Convert to fraction form
    294,828,000.70/442,242,001.05 = 260,815,776.70/x
  3. Step 3: Cross multiply
    294,828,000.70x = 442,242,001.05 × 260,815,776.70
  4. Step 4: Simplify right side
    294,828,000.70x = 115,343,690,993,217,968
  5. Step 5: Solve for x
    x = 115,343,690,993,217,968/294,828,000.70
  6. Step 6: Final answer
    x = 391,223,665.05

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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.