Home / 986,310,500.13-1,360,592,457.60-609,846,747.48

Finding the Fourth Proportional to 986,310,500.13, 1,360,592,457.60 and 609,846,747.48

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Solution

The fourth proportional to 986,310,500.13, 1,360,592,457.60 and 609,846,747.48 is: 841,269,442.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,310,500.13 : 1,360,592,457.60 = 609,846,747.48 : x
  2. Step 2: Convert to fraction form
    986,310,500.13/1,360,592,457.60 = 609,846,747.48/x
  3. Step 3: Cross multiply
    986,310,500.13x = 1,360,592,457.60 × 609,846,747.48
  4. Step 4: Simplify right side
    986,310,500.13x = 829,752,884,913,179,776
  5. Step 5: Solve for x
    x = 829,752,884,913,179,776/986,310,500.13
  6. Step 6: Final answer
    x = 841,269,442.84

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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.