Home / 337,772,652.42-465,885,914.28-309,985,115.10

Finding the Fourth Proportional to 337,772,652.42, 465,885,914.28 and 309,985,115.10

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Solution

The fourth proportional to 337,772,652.42, 465,885,914.28 and 309,985,115.10 is: 427,558,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,772,652.42 : 465,885,914.28 = 309,985,115.10 : x
  2. Step 2: Convert to fraction form
    337,772,652.42/465,885,914.28 = 309,985,115.10/x
  3. Step 3: Cross multiply
    337,772,652.42x = 465,885,914.28 × 309,985,115.10
  4. Step 4: Simplify right side
    337,772,652.42x = 144,417,698,761,554,528
  5. Step 5: Solve for x
    x = 144,417,698,761,554,528/337,772,652.42
  6. Step 6: Final answer
    x = 427,558,885.32

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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.