Home / 114,390,607.21-157,935,051.39-87,881,748.73

Finding the Fourth Proportional to 114,390,607.21, 157,935,051.39 and 87,881,748.73

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Solution

The fourth proportional to 114,390,607.21, 157,935,051.39 and 87,881,748.73 is: 121,335,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,390,607.21 : 157,935,051.39 = 87,881,748.73 : x
  2. Step 2: Convert to fraction form
    114,390,607.21/157,935,051.39 = 87,881,748.73/x
  3. Step 3: Cross multiply
    114,390,607.21x = 157,935,051.39 × 87,881,748.73
  4. Step 4: Simplify right side
    114,390,607.21x = 13,879,608,501,915,616
  5. Step 5: Solve for x
    x = 13,879,608,501,915,616/114,390,607.21
  6. Step 6: Final answer
    x = 121,335,211.35

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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.