Home / 1,745,421,948.15-2,408,733,155.43-952,518,999.21

Finding the Fourth Proportional to 1,745,421,948.15, 2,408,733,155.43 and 952,518,999.21

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Solution

The fourth proportional to 1,745,421,948.15, 2,408,733,155.43 and 952,518,999.21 is: 1,314,503,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,421,948.15 : 2,408,733,155.43 = 952,518,999.21 : x
  2. Step 2: Convert to fraction form
    1,745,421,948.15/2,408,733,155.43 = 952,518,999.21/x
  3. Step 3: Cross multiply
    1,745,421,948.15x = 2,408,733,155.43 × 952,518,999.21
  4. Step 4: Simplify right side
    1,745,421,948.15x = 2,294,364,094,574,128,896
  5. Step 5: Solve for x
    x = 2,294,364,094,574,128,896/1,745,421,948.15
  6. Step 6: Final answer
    x = 1,314,503,978.25

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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.