Home / 85,637,966.45-118,177,388.10-46,478,955.06

Finding the Fourth Proportional to 85,637,966.45, 118,177,388.10 and 46,478,955.06

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Solution

The fourth proportional to 85,637,966.45, 118,177,388.10 and 46,478,955.06 is: 64,139,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,637,966.45 : 118,177,388.10 = 46,478,955.06 : x
  2. Step 2: Convert to fraction form
    85,637,966.45/118,177,388.10 = 46,478,955.06/x
  3. Step 3: Cross multiply
    85,637,966.45x = 118,177,388.10 × 46,478,955.06
  4. Step 4: Simplify right side
    85,637,966.45x = 5,492,761,510,608,079
  5. Step 5: Solve for x
    x = 5,492,761,510,608,079/85,637,966.45
  6. Step 6: Final answer
    x = 64,139,326.73

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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.