Home / 1,771,315,999.18-2,655,946,063.64-838,631,017.04

Finding the Fourth Proportional to 1,771,315,999.18, 2,655,946,063.64 and 838,631,017.04

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Solution

The fourth proportional to 1,771,315,999.18, 2,655,946,063.64 and 838,631,017.04 is: 1,257,459,848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,315,999.18 : 2,655,946,063.64 = 838,631,017.04 : x
  2. Step 2: Convert to fraction form
    1,771,315,999.18/2,655,946,063.64 = 838,631,017.04/x
  3. Step 3: Cross multiply
    1,771,315,999.18x = 2,655,946,063.64 × 838,631,017.04
  4. Step 4: Simplify right side
    1,771,315,999.18x = 2,227,358,748,553,797,632
  5. Step 5: Solve for x
    x = 2,227,358,748,553,797,632/1,771,315,999.18
  6. Step 6: Final answer
    x = 1,257,459,848.83

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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.