Home / 13,795,478,649.86-19,037,768,877.23-7,451,849,285.33

Finding the Fourth Proportional to 13,795,478,649.86, 19,037,768,877.23 and 7,451,849,285.33

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Solution

The fourth proportional to 13,795,478,649.86, 19,037,768,877.23 and 7,451,849,285.33 is: 10,283,556,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795,478,649.86 : 19,037,768,877.23 = 7,451,849,285.33 : x
  2. Step 2: Convert to fraction form
    13,795,478,649.86/19,037,768,877.23 = 7,451,849,285.33/x
  3. Step 3: Cross multiply
    13,795,478,649.86x = 19,037,768,877.23 × 7,451,849,285.33
  4. Step 4: Simplify right side
    13,795,478,649.86x = 141,866,584,402,026,823,680
  5. Step 5: Solve for x
    x = 141,866,584,402,026,823,680/13,795,478,649.86
  6. Step 6: Final answer
    x = 10,283,556,518.97

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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.