Home / 12,636,749,501.76-17,439,262,485.52-6,997,965,353.27

Finding the Fourth Proportional to 12,636,749,501.76, 17,439,262,485.52 and 6,997,965,353.27

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Solution

The fourth proportional to 12,636,749,501.76, 17,439,262,485.52 and 6,997,965,353.27 is: 9,657,495,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,636,749,501.76 : 17,439,262,485.52 = 6,997,965,353.27 : x
  2. Step 2: Convert to fraction form
    12,636,749,501.76/17,439,262,485.52 = 6,997,965,353.27/x
  3. Step 3: Cross multiply
    12,636,749,501.76x = 17,439,262,485.52 × 6,997,965,353.27
  4. Step 4: Simplify right side
    12,636,749,501.76x = 122,039,354,660,204,806,144
  5. Step 5: Solve for x
    x = 122,039,354,660,204,806,144/12,636,749,501.76
  6. Step 6: Final answer
    x = 9,657,495,754.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.