Home / 31,360,386,300.85-47,049,758,774.03-10,112,407,600.69

Finding the Fourth Proportional to 31,360,386,300.85, 47,049,758,774.03 and 10,112,407,600.69

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Solution

The fourth proportional to 31,360,386,300.85, 47,049,758,774.03 and 10,112,407,600.69 is: 15,171,571,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360,386,300.85 : 47,049,758,774.03 = 10,112,407,600.69 : x
  2. Step 2: Convert to fraction form
    31,360,386,300.85/47,049,758,774.03 = 10,112,407,600.69/x
  3. Step 3: Cross multiply
    31,360,386,300.85x = 47,049,758,774.03 × 10,112,407,600.69
  4. Step 4: Simplify right side
    31,360,386,300.85x = 475,786,338,237,081,452,544
  5. Step 5: Solve for x
    x = 475,786,338,237,081,452,544/31,360,386,300.85
  6. Step 6: Final answer
    x = 15,171,571,347.14

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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.