Home / 810,523,557-1,118,523,465.36-439,245,588.36

Finding the Fourth Proportional to 810,523,557, 1,118,523,465.36 and 439,245,588.36

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Solution

The fourth proportional to 810,523,557, 1,118,523,465.36 and 439,245,588.36 is: 606,159,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,523,557 : 1,118,523,465.36 = 439,245,588.36 : x
  2. Step 2: Convert to fraction form
    810,523,557/1,118,523,465.36 = 439,245,588.36/x
  3. Step 3: Cross multiply
    810,523,557x = 1,118,523,465.36 × 439,245,588.36
  4. Step 4: Simplify right side
    810,523,557x = 491,306,497,636,519,232
  5. Step 5: Solve for x
    x = 491,306,497,636,519,232/810,523,557
  6. Step 6: Final answer
    x = 606,159,430.40

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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.