Home / 1,484,662,316.30-2,048,854,980.39-815,669,188.58

Finding the Fourth Proportional to 1,484,662,316.30, 2,048,854,980.39 and 815,669,188.58

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Solution

The fourth proportional to 1,484,662,316.30, 2,048,854,980.39 and 815,669,188.58 is: 1,125,635,008.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,662,316.30 : 2,048,854,980.39 = 815,669,188.58 : x
  2. Step 2: Convert to fraction form
    1,484,662,316.30/2,048,854,980.39 = 815,669,188.58/x
  3. Step 3: Cross multiply
    1,484,662,316.30x = 2,048,854,980.39 × 815,669,188.58
  4. Step 4: Simplify right side
    1,484,662,316.30x = 1,671,187,879,362,558,976
  5. Step 5: Solve for x
    x = 1,671,187,879,362,558,976/1,484,662,316.30
  6. Step 6: Final answer
    x = 1,125,635,008.73

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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.