Home / 286,550,428.20-429,909,973.02-92,458,202.28

Finding the Fourth Proportional to 286,550,428.20, 429,909,973.02 and 92,458,202.28

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Solution

The fourth proportional to 286,550,428.20, 429,909,973.02 and 92,458,202.28 is: 138,714,513.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,550,428.20 : 429,909,973.02 = 92,458,202.28 : x
  2. Step 2: Convert to fraction form
    286,550,428.20/429,909,973.02 = 92,458,202.28/x
  3. Step 3: Cross multiply
    286,550,428.20x = 429,909,973.02 × 92,458,202.28
  4. Step 4: Simplify right side
    286,550,428.20x = 39,748,703,247,672,504
  5. Step 5: Solve for x
    x = 39,748,703,247,672,504/286,550,428.20
  6. Step 6: Final answer
    x = 138,714,513.52

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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.