Home / 125,313,779.92-188,009,154.24-59,818,492.96

Finding the Fourth Proportional to 125,313,779.92, 188,009,154.24 and 59,818,492.96

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Solution

The fourth proportional to 125,313,779.92, 188,009,154.24 and 59,818,492.96 is: 89,746,109.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,313,779.92 : 188,009,154.24 = 59,818,492.96 : x
  2. Step 2: Convert to fraction form
    125,313,779.92/188,009,154.24 = 59,818,492.96/x
  3. Step 3: Cross multiply
    125,313,779.92x = 188,009,154.24 × 59,818,492.96
  4. Step 4: Simplify right side
    125,313,779.92x = 11,246,424,269,320,994
  5. Step 5: Solve for x
    x = 11,246,424,269,320,994/125,313,779.92
  6. Step 6: Final answer
    x = 89,746,109.94

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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.