Home / 121,771,946.64-182,657,916.43-56,173,675.96

Finding the Fourth Proportional to 121,771,946.64, 182,657,916.43 and 56,173,675.96

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Solution

The fourth proportional to 121,771,946.64, 182,657,916.43 and 56,173,675.96 is: 84,260,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,771,946.64 : 182,657,916.43 = 56,173,675.96 : x
  2. Step 2: Convert to fraction form
    121,771,946.64/182,657,916.43 = 56,173,675.96/x
  3. Step 3: Cross multiply
    121,771,946.64x = 182,657,916.43 × 56,173,675.96
  4. Step 4: Simplify right side
    121,771,946.64x = 10,260,566,609,067,580
  5. Step 5: Solve for x
    x = 10,260,566,609,067,580/121,771,946.64
  6. Step 6: Final answer
    x = 84,260,512.31

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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.