Home / 827,607,224.67-1,142,374,724.06-493,184,615.60

Finding the Fourth Proportional to 827,607,224.67, 1,142,374,724.06 and 493,184,615.60

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Solution

The fourth proportional to 827,607,224.67, 1,142,374,724.06 and 493,184,615.60 is: 680,759,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,607,224.67 : 1,142,374,724.06 = 493,184,615.60 : x
  2. Step 2: Convert to fraction form
    827,607,224.67/1,142,374,724.06 = 493,184,615.60/x
  3. Step 3: Cross multiply
    827,607,224.67x = 1,142,374,724.06 × 493,184,615.60
  4. Step 4: Simplify right side
    827,607,224.67x = 563,401,639,148,509,440
  5. Step 5: Solve for x
    x = 563,401,639,148,509,440/827,607,224.67
  6. Step 6: Final answer
    x = 680,759,691.74

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1.5x scale

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.