Home / 42,905,685,132.66-64,299,688,195.80-27,156,396,553.98

Finding the Fourth Proportional to 42,905,685,132.66, 64,299,688,195.80 and 27,156,396,553.98

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Solution

The fourth proportional to 42,905,685,132.66, 64,299,688,195.80 and 27,156,396,553.98 is: 40,697,353,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,905,685,132.66 : 64,299,688,195.80 = 27,156,396,553.98 : x
  2. Step 2: Convert to fraction form
    42,905,685,132.66/64,299,688,195.80 = 27,156,396,553.98/x
  3. Step 3: Cross multiply
    42,905,685,132.66x = 64,299,688,195.80 × 27,156,396,553.98
  4. Step 4: Simplify right side
    42,905,685,132.66x = 1,746,147,830,942,411,784,192
  5. Step 5: Solve for x
    x = 1,746,147,830,942,411,784,192/42,905,685,132.66
  6. Step 6: Final answer
    x = 40,697,353,405.35

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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.