Home / 980,294,492.20-1,470,441,738.30-973,492,047.40

Finding the Fourth Proportional to 980,294,492.20, 1,470,441,738.30 and 973,492,047.40

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Solution

The fourth proportional to 980,294,492.20, 1,470,441,738.30 and 973,492,047.40 is: 1,460,238,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,294,492.20 : 1,470,441,738.30 = 973,492,047.40 : x
  2. Step 2: Convert to fraction form
    980,294,492.20/1,470,441,738.30 = 973,492,047.40/x
  3. Step 3: Cross multiply
    980,294,492.20x = 1,470,441,738.30 × 973,492,047.40
  4. Step 4: Simplify right side
    980,294,492.20x = 1,431,463,338,400,081,920
  5. Step 5: Solve for x
    x = 1,431,463,338,400,081,920/980,294,492.20
  6. Step 6: Final answer
    x = 1,460,238,071.10

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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.