Home / 85,975,439.76-118,646,114.76-46,817,205.12

Finding the Fourth Proportional to 85,975,439.76, 118,646,114.76 and 46,817,205.12

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Solution

The fourth proportional to 85,975,439.76, 118,646,114.76 and 46,817,205.12 is: 64,607,747.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,975,439.76 : 118,646,114.76 = 46,817,205.12 : x
  2. Step 2: Convert to fraction form
    85,975,439.76/118,646,114.76 = 46,817,205.12/x
  3. Step 3: Cross multiply
    85,975,439.76x = 118,646,114.76 × 46,817,205.12
  4. Step 4: Simplify right side
    85,975,439.76x = 5,554,679,491,409,980
  5. Step 5: Solve for x
    x = 5,554,679,491,409,980/85,975,439.76
  6. Step 6: Final answer
    x = 64,607,747.36

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1.5x scale

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.