Home / 929,843,769.24-1,283,184,329.76-512,156,054.52

Finding the Fourth Proportional to 929,843,769.24, 1,283,184,329.76 and 512,156,054.52

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Solution

The fourth proportional to 929,843,769.24, 1,283,184,329.76 and 512,156,054.52 is: 706,775,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,843,769.24 : 1,283,184,329.76 = 512,156,054.52 : x
  2. Step 2: Convert to fraction form
    929,843,769.24/1,283,184,329.76 = 512,156,054.52/x
  3. Step 3: Cross multiply
    929,843,769.24x = 1,283,184,329.76 × 512,156,054.52
  4. Step 4: Simplify right side
    929,843,769.24x = 657,190,623,551,772,160
  5. Step 5: Solve for x
    x = 657,190,623,551,772,160/929,843,769.24
  6. Step 6: Final answer
    x = 706,775,315.70

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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.