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Finding the Fourth Proportional to 114,637,287.60, 171,955,931.40 and 114,637,287.60

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Solution

The fourth proportional to 114,637,287.60, 171,955,931.40 and 114,637,287.60 is: 171,955,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,637,287.60 : 171,955,931.40 = 114,637,287.60 : x
  2. Step 2: Convert to fraction form
    114,637,287.60/171,955,931.40 = 114,637,287.60/x
  3. Step 3: Cross multiply
    114,637,287.60x = 171,955,931.40 × 114,637,287.60
  4. Step 4: Simplify right side
    114,637,287.60x = 19,712,561,562,427,672
  5. Step 5: Solve for x
    x = 19,712,561,562,427,672/114,637,287.60
  6. Step 6: Final answer
    x = 171,955,931.40

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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.