Home / 30,652,992,000.80-45,979,488,001.20-8,569,988,698.40

Finding the Fourth Proportional to 30,652,992,000.80, 45,979,488,001.20 and 8,569,988,698.40

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Solution

The fourth proportional to 30,652,992,000.80, 45,979,488,001.20 and 8,569,988,698.40 is: 12,854,983,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652,992,000.80 : 45,979,488,001.20 = 8,569,988,698.40 : x
  2. Step 2: Convert to fraction form
    30,652,992,000.80/45,979,488,001.20 = 8,569,988,698.40/x
  3. Step 3: Cross multiply
    30,652,992,000.80x = 45,979,488,001.20 × 8,569,988,698.40
  4. Step 4: Simplify right side
    30,652,992,000.80x = 394,043,692,528,502,374,400
  5. Step 5: Solve for x
    x = 394,043,692,528,502,374,400/30,652,992,000.80
  6. Step 6: Final answer
    x = 12,854,983,047.60

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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.