Home / 970,833,080.41-1,457,285,929.65-418,408,132.53

Finding the Fourth Proportional to 970,833,080.41, 1,457,285,929.65 and 418,408,132.53

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Solution

The fourth proportional to 970,833,080.41, 1,457,285,929.65 and 418,408,132.53 is: 628,058,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,833,080.41 : 1,457,285,929.65 = 418,408,132.53 : x
  2. Step 2: Convert to fraction form
    970,833,080.41/1,457,285,929.65 = 418,408,132.53/x
  3. Step 3: Cross multiply
    970,833,080.41x = 1,457,285,929.65 × 418,408,132.53
  4. Step 4: Simplify right side
    970,833,080.41x = 609,740,284,387,101,440
  5. Step 5: Solve for x
    x = 609,740,284,387,101,440/970,833,080.41
  6. Step 6: Final answer
    x = 628,058,825.65

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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.