Home / 993,446,919.08-1,370,894,976.70-547,385,320.32

Finding the Fourth Proportional to 993,446,919.08, 1,370,894,976.70 and 547,385,320.32

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Solution

The fourth proportional to 993,446,919.08, 1,370,894,976.70 and 547,385,320.32 is: 755,357,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,446,919.08 : 1,370,894,976.70 = 547,385,320.32 : x
  2. Step 2: Convert to fraction form
    993,446,919.08/1,370,894,976.70 = 547,385,320.32/x
  3. Step 3: Cross multiply
    993,446,919.08x = 1,370,894,976.70 × 547,385,320.32
  4. Step 4: Simplify right side
    993,446,919.08x = 750,407,785,946,008,576
  5. Step 5: Solve for x
    x = 750,407,785,946,008,576/993,446,919.08
  6. Step 6: Final answer
    x = 755,357,706.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.