Home / 85,637,155.68-118,179,390.96-46,478,933.64

Finding the Fourth Proportional to 85,637,155.68, 118,179,390.96 and 46,478,933.64

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Solution

The fourth proportional to 85,637,155.68, 118,179,390.96 and 46,478,933.64 is: 64,140,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,637,155.68 : 118,179,390.96 = 46,478,933.64 : x
  2. Step 2: Convert to fraction form
    85,637,155.68/118,179,390.96 = 46,478,933.64/x
  3. Step 3: Cross multiply
    85,637,155.68x = 118,179,390.96 × 46,478,933.64
  4. Step 4: Simplify right side
    85,637,155.68x = 5,492,852,070,045,456
  5. Step 5: Solve for x
    x = 5,492,852,070,045,456/85,637,155.68
  6. Step 6: Final answer
    x = 64,140,991.45

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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.