Home / 85,314,739,214.97-117,736,242,510.75-48,692,119,964.72

Finding the Fourth Proportional to 85,314,739,214.97, 117,736,242,510.75 and 48,692,119,964.72

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Solution

The fourth proportional to 85,314,739,214.97, 117,736,242,510.75 and 48,692,119,964.72 is: 67,196,211,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,314,739,214.97 : 117,736,242,510.75 = 48,692,119,964.72 : x
  2. Step 2: Convert to fraction form
    85,314,739,214.97/117,736,242,510.75 = 48,692,119,964.72/x
  3. Step 3: Cross multiply
    85,314,739,214.97x = 117,736,242,510.75 × 48,692,119,964.72
  4. Step 4: Simplify right side
    85,314,739,214.97x = 5,732,827,244,528,335,323,136
  5. Step 5: Solve for x
    x = 5,732,827,244,528,335,323,136/85,314,739,214.97
  6. Step 6: Final answer
    x = 67,196,211,314.47

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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.