Home / 959,897,082.36-1,439,920,277.46-313,730,144.76

Finding the Fourth Proportional to 959,897,082.36, 1,439,920,277.46 and 313,730,144.76

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Solution

The fourth proportional to 959,897,082.36, 1,439,920,277.46 and 313,730,144.76 is: 470,619,616.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,897,082.36 : 1,439,920,277.46 = 313,730,144.76 : x
  2. Step 2: Convert to fraction form
    959,897,082.36/1,439,920,277.46 = 313,730,144.76/x
  3. Step 3: Cross multiply
    959,897,082.36x = 1,439,920,277.46 × 313,730,144.76
  4. Step 4: Simplify right side
    959,897,082.36x = 451,746,397,090,385,152
  5. Step 5: Solve for x
    x = 451,746,397,090,385,152/959,897,082.36
  6. Step 6: Final answer
    x = 470,619,616.82

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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.