Home / 305,029,929.60-457,544,894.40-97,767,939.60

Finding the Fourth Proportional to 305,029,929.60, 457,544,894.40 and 97,767,939.60

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Solution

The fourth proportional to 305,029,929.60, 457,544,894.40 and 97,767,939.60 is: 146,651,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,029,929.60 : 457,544,894.40 = 97,767,939.60 : x
  2. Step 2: Convert to fraction form
    305,029,929.60/457,544,894.40 = 97,767,939.60/x
  3. Step 3: Cross multiply
    305,029,929.60x = 457,544,894.40 × 97,767,939.60
  4. Step 4: Simplify right side
    305,029,929.60x = 44,733,221,599,987,576
  5. Step 5: Solve for x
    x = 44,733,221,599,987,576/305,029,929.60
  6. Step 6: Final answer
    x = 146,651,909.40

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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.