Home / 1,111,326,149.12-1,533,679,653.12-616,255,600.64

Finding the Fourth Proportional to 1,111,326,149.12, 1,533,679,653.12 and 616,255,600.64

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Solution

The fourth proportional to 1,111,326,149.12, 1,533,679,653.12 and 616,255,600.64 is: 850,460,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,326,149.12 : 1,533,679,653.12 = 616,255,600.64 : x
  2. Step 2: Convert to fraction form
    1,111,326,149.12/1,533,679,653.12 = 616,255,600.64/x
  3. Step 3: Cross multiply
    1,111,326,149.12x = 1,533,679,653.12 × 616,255,600.64
  4. Step 4: Simplify right side
    1,111,326,149.12x = 945,138,675,822,812,416
  5. Step 5: Solve for x
    x = 945,138,675,822,812,416/1,111,326,149.12
  6. Step 6: Final answer
    x = 850,460,215.10

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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.