Home / 145,784,783.52-201,233,666.88-83,929,775.04

Finding the Fourth Proportional to 145,784,783.52, 201,233,666.88 and 83,929,775.04

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Solution

The fourth proportional to 145,784,783.52, 201,233,666.88 and 83,929,775.04 is: 115,852,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,784,783.52 : 201,233,666.88 = 83,929,775.04 : x
  2. Step 2: Convert to fraction form
    145,784,783.52/201,233,666.88 = 83,929,775.04/x
  3. Step 3: Cross multiply
    145,784,783.52x = 201,233,666.88 × 83,929,775.04
  4. Step 4: Simplify right side
    145,784,783.52x = 16,889,496,391,712,700
  5. Step 5: Solve for x
    x = 16,889,496,391,712,700/145,784,783.52
  6. Step 6: Final answer
    x = 115,852,258.27

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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.