Home / 85,281,403.68-117,688,341.96-46,123,169.76

Finding the Fourth Proportional to 85,281,403.68, 117,688,341.96 and 46,123,169.76

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Solution

The fourth proportional to 85,281,403.68, 117,688,341.96 and 46,123,169.76 is: 63,649,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,281,403.68 : 117,688,341.96 = 46,123,169.76 : x
  2. Step 2: Convert to fraction form
    85,281,403.68/117,688,341.96 = 46,123,169.76/x
  3. Step 3: Cross multiply
    85,281,403.68x = 117,688,341.96 × 46,123,169.76
  4. Step 4: Simplify right side
    85,281,403.68x = 5,428,159,374,994,011
  5. Step 5: Solve for x
    x = 5,428,159,374,994,011/85,281,403.68
  6. Step 6: Final answer
    x = 63,649,976.91

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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.