Home / 112,331,631.60-168,497,447.40-93,184,009.20

Finding the Fourth Proportional to 112,331,631.60, 168,497,447.40 and 93,184,009.20

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Solution

The fourth proportional to 112,331,631.60, 168,497,447.40 and 93,184,009.20 is: 139,776,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,631.60 : 168,497,447.40 = 93,184,009.20 : x
  2. Step 2: Convert to fraction form
    112,331,631.60/168,497,447.40 = 93,184,009.20/x
  3. Step 3: Cross multiply
    112,331,631.60x = 168,497,447.40 × 93,184,009.20
  4. Step 4: Simplify right side
    112,331,631.60x = 15,701,267,688,698,118
  5. Step 5: Solve for x
    x = 15,701,267,688,698,118/112,331,631.60
  6. Step 6: Final answer
    x = 139,776,013.80

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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.