Home / 7,199,767,203.02-9,935,605,538.79-3,984,683,466.23

Finding the Fourth Proportional to 7,199,767,203.02, 9,935,605,538.79 and 3,984,683,466.23

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Solution

The fourth proportional to 7,199,767,203.02, 9,935,605,538.79 and 3,984,683,466.23 is: 5,498,822,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,767,203.02 : 9,935,605,538.79 = 3,984,683,466.23 : x
  2. Step 2: Convert to fraction form
    7,199,767,203.02/9,935,605,538.79 = 3,984,683,466.23/x
  3. Step 3: Cross multiply
    7,199,767,203.02x = 9,935,605,538.79 × 3,984,683,466.23
  4. Step 4: Simplify right side
    7,199,767,203.02x = 39,590,243,117,399,728,128
  5. Step 5: Solve for x
    x = 39,590,243,117,399,728,128/7,199,767,203.02
  6. Step 6: Final answer
    x = 5,498,822,670.38

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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.