Home / 337,772,653.42-465,885,915.66-309,985,116.10

Finding the Fourth Proportional to 337,772,653.42, 465,885,915.66 and 309,985,116.10

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Solution

The fourth proportional to 337,772,653.42, 465,885,915.66 and 309,985,116.10 is: 427,558,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,772,653.42 : 465,885,915.66 = 309,985,116.10 : x
  2. Step 2: Convert to fraction form
    337,772,653.42/465,885,915.66 = 309,985,116.10/x
  3. Step 3: Cross multiply
    337,772,653.42x = 465,885,915.66 × 309,985,116.10
  4. Step 4: Simplify right side
    337,772,653.42x = 144,417,699,655,219,936
  5. Step 5: Solve for x
    x = 144,417,699,655,219,936/337,772,653.42
  6. Step 6: Final answer
    x = 427,558,886.70

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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.