Home / 7,940,595,897.40-11,911,341,743.70-2,420,034,028.60

Finding the Fourth Proportional to 7,940,595,897.40, 11,911,341,743.70 and 2,420,034,028.60

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Solution

The fourth proportional to 7,940,595,897.40, 11,911,341,743.70 and 2,420,034,028.60 is: 3,630,187,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,595,897.40 : 11,911,341,743.70 = 2,420,034,028.60 : x
  2. Step 2: Convert to fraction form
    7,940,595,897.40/11,911,341,743.70 = 2,420,034,028.60/x
  3. Step 3: Cross multiply
    7,940,595,897.40x = 11,911,341,743.70 × 2,420,034,028.60
  4. Step 4: Simplify right side
    7,940,595,897.40x = 28,825,852,346,037,661,696
  5. Step 5: Solve for x
    x = 28,825,852,346,037,661,696/7,940,595,897.40
  6. Step 6: Final answer
    x = 3,630,187,547.45

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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.