Home / 93,514,518.40-140,274,985.20-28,817,809.60

Finding the Fourth Proportional to 93,514,518.40, 140,274,985.20 and 28,817,809.60

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Solution

The fourth proportional to 93,514,518.40, 140,274,985.20 and 28,817,809.60 is: 43,227,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,514,518.40 : 140,274,985.20 = 28,817,809.60 : x
  2. Step 2: Convert to fraction form
    93,514,518.40/140,274,985.20 = 28,817,809.60/x
  3. Step 3: Cross multiply
    93,514,518.40x = 140,274,985.20 × 28,817,809.60
  4. Step 4: Simplify right side
    93,514,518.40x = 4,042,417,815,136,418
  5. Step 5: Solve for x
    x = 4,042,417,815,136,418/93,514,518.40
  6. Step 6: Final answer
    x = 43,227,702.87

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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.