Home / 749,241,837.29-1,033,931,289.12-414,728,071.31

Finding the Fourth Proportional to 749,241,837.29, 1,033,931,289.12 and 414,728,071.31

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Solution

The fourth proportional to 749,241,837.29, 1,033,931,289.12 and 414,728,071.31 is: 572,312,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,241,837.29 : 1,033,931,289.12 = 414,728,071.31 : x
  2. Step 2: Convert to fraction form
    749,241,837.29/1,033,931,289.12 = 414,728,071.31/x
  3. Step 3: Cross multiply
    749,241,837.29x = 1,033,931,289.12 × 414,728,071.31
  4. Step 4: Simplify right side
    749,241,837.29x = 428,800,329,404,849,920
  5. Step 5: Solve for x
    x = 428,800,329,404,849,920/749,241,837.29
  6. Step 6: Final answer
    x = 572,312,313.68

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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.