Home / 1,130,154,492.03-1,691,916,720.12-792,461,081.22

Finding the Fourth Proportional to 1,130,154,492.03, 1,691,916,720.12 and 792,461,081.22

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Solution

The fourth proportional to 1,130,154,492.03, 1,691,916,720.12 and 792,461,081.22 is: 1,186,367,140.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,154,492.03 : 1,691,916,720.12 = 792,461,081.22 : x
  2. Step 2: Convert to fraction form
    1,130,154,492.03/1,691,916,720.12 = 792,461,081.22/x
  3. Step 3: Cross multiply
    1,130,154,492.03x = 1,691,916,720.12 × 792,461,081.22
  4. Step 4: Simplify right side
    1,130,154,492.03x = 1,340,778,153,360,491,264
  5. Step 5: Solve for x
    x = 1,340,778,153,360,491,264/1,130,154,492.03
  6. Step 6: Final answer
    x = 1,186,367,140.79

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Double scale
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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.