Home / 7,064,533,948.41-9,748,617,509.43-3,892,540,356.90

Finding the Fourth Proportional to 7,064,533,948.41, 9,748,617,509.43 and 3,892,540,356.90

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Solution

The fourth proportional to 7,064,533,948.41, 9,748,617,509.43 and 3,892,540,356.90 is: 5,371,463,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064,533,948.41 : 9,748,617,509.43 = 3,892,540,356.90 : x
  2. Step 2: Convert to fraction form
    7,064,533,948.41/9,748,617,509.43 = 3,892,540,356.90/x
  3. Step 3: Cross multiply
    7,064,533,948.41x = 9,748,617,509.43 × 3,892,540,356.90
  4. Step 4: Simplify right side
    7,064,533,948.41x = 37,946,887,079,438,245,888
  5. Step 5: Solve for x
    x = 37,946,887,079,438,245,888/7,064,533,948.41
  6. Step 6: Final answer
    x = 5,371,463,617.64

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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.