Home / 103,257,525.02-142,489,975.59-56,838,712.46

Finding the Fourth Proportional to 103,257,525.02, 142,489,975.59 and 56,838,712.46

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Solution

The fourth proportional to 103,257,525.02, 142,489,975.59 and 56,838,712.46 is: 78,434,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,257,525.02 : 142,489,975.59 = 56,838,712.46 : x
  2. Step 2: Convert to fraction form
    103,257,525.02/142,489,975.59 = 56,838,712.46/x
  3. Step 3: Cross multiply
    103,257,525.02x = 142,489,975.59 × 56,838,712.46
  4. Step 4: Simplify right side
    103,257,525.02x = 8,098,946,750,279,979
  5. Step 5: Solve for x
    x = 8,098,946,750,279,979/103,257,525.02
  6. Step 6: Final answer
    x = 78,434,445.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.