Home / 760,063,943.08-1,139,875,698.74-228,253,911.43

Finding the Fourth Proportional to 760,063,943.08, 1,139,875,698.74 and 228,253,911.43

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Solution

The fourth proportional to 760,063,943.08, 1,139,875,698.74 and 228,253,911.43 is: 342,314,734.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,063,943.08 : 1,139,875,698.74 = 228,253,911.43 : x
  2. Step 2: Convert to fraction form
    760,063,943.08/1,139,875,698.74 = 228,253,911.43/x
  3. Step 3: Cross multiply
    760,063,943.08x = 1,139,875,698.74 × 228,253,911.43
  4. Step 4: Simplify right side
    760,063,943.08x = 260,181,086,775,709,952
  5. Step 5: Solve for x
    x = 260,181,086,775,709,952/760,063,943.08
  6. Step 6: Final answer
    x = 342,314,734.37

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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.