Home / 376,148,000.40-564,222,000.60-99,798,680.40

Finding the Fourth Proportional to 376,148,000.40, 564,222,000.60 and 99,798,680.40

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Solution

The fourth proportional to 376,148,000.40, 564,222,000.60 and 99,798,680.40 is: 149,698,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,148,000.40 : 564,222,000.60 = 99,798,680.40 : x
  2. Step 2: Convert to fraction form
    376,148,000.40/564,222,000.60 = 99,798,680.40/x
  3. Step 3: Cross multiply
    376,148,000.40x = 564,222,000.60 × 99,798,680.40
  4. Step 4: Simplify right side
    376,148,000.40x = 56,308,611,112,528,016
  5. Step 5: Solve for x
    x = 56,308,611,112,528,016/376,148,000.40
  6. Step 6: Final answer
    x = 149,698,020.60

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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.