Home / 220,302,457,592.96-330,521,126,810.61-112,812,835,452.45

Finding the Fourth Proportional to 220,302,457,592.96, 330,521,126,810.61 and 112,812,835,452.45

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Solution

The fourth proportional to 220,302,457,592.96, 330,521,126,810.61 and 112,812,835,452.45 is: 169,253,788,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,302,457,592.96 : 330,521,126,810.61 = 112,812,835,452.45 : x
  2. Step 2: Convert to fraction form
    220,302,457,592.96/330,521,126,810.61 = 112,812,835,452.45/x
  3. Step 3: Cross multiply
    220,302,457,592.96x = 330,521,126,810.61 × 112,812,835,452.45
  4. Step 4: Simplify right side
    220,302,457,592.96x = 37,287,025,492,443,705,376,768
  5. Step 5: Solve for x
    x = 37,287,025,492,443,705,376,768/220,302,457,592.96
  6. Step 6: Final answer
    x = 169,253,788,177.60

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1.5x scale

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.