Home / 7,940,452,880.76-10,958,021,475.45-4,323,674,897.25

Finding the Fourth Proportional to 7,940,452,880.76, 10,958,021,475.45 and 4,323,674,897.25

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Solution

The fourth proportional to 7,940,452,880.76, 10,958,021,475.45 and 4,323,674,897.25 is: 5,966,778,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,452,880.76 : 10,958,021,475.45 = 4,323,674,897.25 : x
  2. Step 2: Convert to fraction form
    7,940,452,880.76/10,958,021,475.45 = 4,323,674,897.25/x
  3. Step 3: Cross multiply
    7,940,452,880.76x = 10,958,021,475.45 × 4,323,674,897.25
  4. Step 4: Simplify right side
    7,940,452,880.76x = 47,378,922,376,929,574,912
  5. Step 5: Solve for x
    x = 47,378,922,376,929,574,912/7,940,452,880.76
  6. Step 6: Final answer
    x = 5,966,778,354.89

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Double scale
Find fourth proportional to 7,940,452,881.76, 10,958,021,476.83 and 4,323,674,898.25
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1.5x scale

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.