Home / 299,185,770.60-448,778,655.90-266,937,143.40

Finding the Fourth Proportional to 299,185,770.60, 448,778,655.90 and 266,937,143.40

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Solution

The fourth proportional to 299,185,770.60, 448,778,655.90 and 266,937,143.40 is: 400,405,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,185,770.60 : 448,778,655.90 = 266,937,143.40 : x
  2. Step 2: Convert to fraction form
    299,185,770.60/448,778,655.90 = 266,937,143.40/x
  3. Step 3: Cross multiply
    299,185,770.60x = 448,778,655.90 × 266,937,143.40
  4. Step 4: Simplify right side
    299,185,770.60x = 119,795,692,424,837,552
  5. Step 5: Solve for x
    x = 119,795,692,424,837,552/299,185,770.60
  6. Step 6: Final answer
    x = 400,405,715.10

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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.