Home / 332,426,492.40-498,639,738.60-194,676,985.20

Finding the Fourth Proportional to 332,426,492.40, 498,639,738.60 and 194,676,985.20

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Solution

The fourth proportional to 332,426,492.40, 498,639,738.60 and 194,676,985.20 is: 292,015,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,426,492.40 : 498,639,738.60 = 194,676,985.20 : x
  2. Step 2: Convert to fraction form
    332,426,492.40/498,639,738.60 = 194,676,985.20/x
  3. Step 3: Cross multiply
    332,426,492.40x = 498,639,738.60 × 194,676,985.20
  4. Step 4: Simplify right side
    332,426,492.40x = 97,073,681,011,564,064
  5. Step 5: Solve for x
    x = 97,073,681,011,564,064/332,426,492.40
  6. Step 6: Final answer
    x = 292,015,477.80

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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.