Home / 759,626,888.27-1,139,280,898.14-214,240,876.43

Finding the Fourth Proportional to 759,626,888.27, 1,139,280,898.14 and 214,240,876.43

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Solution

The fourth proportional to 759,626,888.27, 1,139,280,898.14 and 214,240,876.43 is: 321,316,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,626,888.27 : 1,139,280,898.14 = 214,240,876.43 : x
  2. Step 2: Convert to fraction form
    759,626,888.27/1,139,280,898.14 = 214,240,876.43/x
  3. Step 3: Cross multiply
    759,626,888.27x = 1,139,280,898.14 × 214,240,876.43
  4. Step 4: Simplify right side
    759,626,888.27x = 244,080,538,111,774,784
  5. Step 5: Solve for x
    x = 244,080,538,111,774,784/759,626,888.27
  6. Step 6: Final answer
    x = 321,316,348.70

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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.