Home / 30,539,228,702.48-45,815,469,957.02-9,291,125,118.48

Finding the Fourth Proportional to 30,539,228,702.48, 45,815,469,957.02 and 9,291,125,118.48

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Solution

The fourth proportional to 30,539,228,702.48, 45,815,469,957.02 and 9,291,125,118.48 is: 13,938,703,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,539,228,702.48 : 45,815,469,957.02 = 9,291,125,118.48 : x
  2. Step 2: Convert to fraction form
    30,539,228,702.48/45,815,469,957.02 = 9,291,125,118.48/x
  3. Step 3: Cross multiply
    30,539,228,702.48x = 45,815,469,957.02 × 9,291,125,118.48
  4. Step 4: Simplify right side
    30,539,228,702.48x = 425,677,263,732,478,836,736
  5. Step 5: Solve for x
    x = 425,677,263,732,478,836,736/30,539,228,702.48
  6. Step 6: Final answer
    x = 13,938,703,818.60

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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.