Home / 109,119,939.40-163,679,909.10-44,390,425.60

Finding the Fourth Proportional to 109,119,939.40, 163,679,909.10 and 44,390,425.60

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Solution

The fourth proportional to 109,119,939.40, 163,679,909.10 and 44,390,425.60 is: 66,585,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,119,939.40 : 163,679,909.10 = 44,390,425.60 : x
  2. Step 2: Convert to fraction form
    109,119,939.40/163,679,909.10 = 44,390,425.60/x
  3. Step 3: Cross multiply
    109,119,939.40x = 163,679,909.10 × 44,390,425.60
  4. Step 4: Simplify right side
    109,119,939.40x = 7,265,820,827,118,313
  5. Step 5: Solve for x
    x = 7,265,820,827,118,313/109,119,939.40
  6. Step 6: Final answer
    x = 66,585,638.40

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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.