Home / 976,120,702.76-1,464,179,817.66-249,109,431.08

Finding the Fourth Proportional to 976,120,702.76, 1,464,179,817.66 and 249,109,431.08

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Solution

The fourth proportional to 976,120,702.76, 1,464,179,817.66 and 249,109,431.08 is: 373,663,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,120,702.76 : 1,464,179,817.66 = 249,109,431.08 : x
  2. Step 2: Convert to fraction form
    976,120,702.76/1,464,179,817.66 = 249,109,431.08/x
  3. Step 3: Cross multiply
    976,120,702.76x = 1,464,179,817.66 × 249,109,431.08
  4. Step 4: Simplify right side
    976,120,702.76x = 364,741,001,376,100,800
  5. Step 5: Solve for x
    x = 364,741,001,376,100,800/976,120,702.76
  6. Step 6: Final answer
    x = 373,663,831.07

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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.